The Hartwig Group
@HartwigGroup
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Student-run twitter account for the Hartwig Group at UC Berkeley. 🧪
Berkeley, CA
Joined August 2017
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Pinned Tweet
The group goes to John’s house for good food and a great time! Tap to see a very proud John of his paella 🥘
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Is it possible to recycle a common waste plastic into useful chemical feedstocks? We are excited to share our new paper in
@ScienceMagazine
, where we show the conversion of waste PE into propylene. Congrats
@rjconk13
,
@StevenH32137006
and coworkers!
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Copper catalyzed Ullmann couplings are one of the oldest ways to forge new bonds. Our new mechanistic study in
@ScienceMagazine
shows these reactions occur by a novel mechanism: leading to higher TONs, more stable catalysts, and air tolerant conditions!
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Check out our latest
@NatureChemistry
paper on the catalytic undirected borylation of tertiary C–H bonds, done in collaboration with
@EnamineLtd
and
@JanssenUS
! Congratulations
@isaac_yu_
and
@JanssenEMEA
!
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See how
#catalytic
C–H amination transforms polyethylene into new materials with versatile and tunable properties! Our new study in
@ScienceMagazine
highlights unique catalyst design to avoid common side reactions!
@GroupHelms
@BASF
@MessersmithLab
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Congrats to John for winning the Arthur C. Cope award!
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Ever dreamt of reaching into the base cabinet and grabbing the aqueous ammonia and potassium hydroxide pellets to run your amination reactions? (1/4)
Palladium-Catalyzed Amination of Aryl Halides with Aqueous Ammonia and Hydroxide Base Enabled by Ligand Development | Journal of the American Chemical Society
@HartwigGroup
@UCBerkeley
@UCB_Chemistry
@TotalSyntheses
#Pd
#Amination
#ArylHalides
#Ammonia
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It was a pleasure to have
@BuchwildGroup
give the Heathcock lecture! Of course John had to have paella served at group lunch 🐙🥘
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Can a computer predict the site of borylation better than an expert can? Our new model predicted the major product correctly 100% of the time on pharmaceutical intermediates with better accuracy than any experts we compared to. Check it out on
@ChemRxiv
!
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Check out our new paper on Pd-catalyzed aryldifluoromethylation of aryl-halides on
@angew_chem
! Congratulations Kyoungmin,
@FluoridaMan
, Eric, and John!
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143
Check out this CE&N article on our recent
@Nature
paper in collaboration with
@Keasling_Lab
and the Clark Lab!
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Check out our latest
@J_A_C_S
paper where we demonstrate a Cu-mediated cyanodifluoromethylation of aryl halides. Congrats
@woop_jer_it_is
, Tommaso, Trevor, Sophie, and
@EnamineLtd
!
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17
136
Our new report in
@J_A_C_S
shows how carefully selected organic reactions can access an array of functional polyethylenes from a common intermediate. These materials have enhanced properties and improved methods for recovery!
@GroupHelms
@MessersmithLab
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Check out Yumeng and Jason's paper on asymmetric hydroamination of internal olefins, out in Nature!
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Check out our new paper on undirected alkyl C-H borylation, now with limiting substrate! Congrats to Raphael, Bo and Co.
In
@ScienceMagazine
this week,
@HartwigGroup
reports methylphenanthroline is the key to unlock rapid alkyl C-H borylation
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Metal hydride reductions join the growing family of reactions catalyzed by metalloenzymes! Check out this paper on abiotic reactivity, achieved on a carbonic anhydrase platform.
Kudos to
@Jipengfeium
, Jeeyoung, and Yang!
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Huge congratulations to our fearless leader John and Prof. Buchwald on their tireless dedication to advancing organometallic chemistry!
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Check out our latest mechanistic study in
@NatureCatalysis
where we peer into cyclopropanation catalyzed by an iridium-containing cytochrome–featuring a unique porphyrin flipping mechanism! Congrats Brandon!
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After two days of scanning (over shifts), all the chemicals in the group have been inventoried! Here's hoping everyone can find their desired chemical in 2021.
Shoutout to the
@SarpongGroup
for lending us these shiny new scanners!
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Nice writeup! Congratulations again John!
John Hartwig: The 2019 Wolf Prize and the importance of fundamental research in the discovery of synthetic catalysts.
@HartwigGroup
@UCBerkeley
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Check out our latest work in
@J_A_C_S
where we selectively functionalize internal alkenes by remote hydroamination via fine tuning the N–H donor's electronics and developing a new DIP-Ad-SEGPHOS ligand. Congrats Jason, Haoyu,
@TheCraigDay
, and
@yumengxi8
!
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Check out our latest
@ACSPublications
Accounts of Chemical Research on
#hydroamination
of activated to unactivated alkenes catalyzed by late transition-metal complexes. Congrats Jason!
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With the lab in sleep mode, here's a screensaver for y'all.
Credits: Masha
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Can a computer predict the site of borylation better than an expert can? Our new model predicted the major product correctly 100% of the time on pharmaceutical intermediates with better accuracy than any experts we compared to. Try it out!
@AmerChemSociety
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86
Caleb's studies on the mechanism of the iridium-catalyzed silylation of C-H bonds was just accepted in JACS!
Read about how more hindered ligands form less hindered and more reactive complexes.
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Congratulations John and Prof. Buchwald!! What great news !
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Check out our latest paper! Congrats
@isaac_yu_
, Kyan, and everyone!
2-Aminophenanthroline Ligands Enable Mild, Undirected, Iridium-Catalyzed Borylation of Alkyl C–H Bonds | JACS
@HartwigGroup
@UCB_Chemistry
@UCBerkeley
@TotalSyntheses
@Boron_Chemistry
#AminoPhenanthroline
#Ir
#Borylation
#AlkylCH
#CHFunctionalization
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Trevor and co's paper on the desymmetrization of difluoromethylene groups has just been accepted by Nature. Congrats Trevor, Johnathan, Willi, Nicholas, and Natalie!
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Congratulations Zhitao!! This project has been a long time in the works; well deserved and impressive chemistry!
@NatureChemistry
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John and others of the
@angew_chem
International Advisory Board have resigned.
Eric and other members of the
@angew_chem
International Advisory Board have resigned their positions on the Board.
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Congratulations Masha! 🎉🥳📚 We can’t wait to see the awesome research you’ll be doing!
We are so excited to welcome our newest Assistant Professor, Dr. Masha Elkin, to the Department of Chemistry Faculty this July! Dr. Elkin joins us from the
@HartwigGroup
at
@UCBerkeley
.
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John has been highlighted as one of the Citation Laureates 2020 in Chemistry!
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Check out Yehao's study on Ni-catalyzed C-H oxidation! Congrats!
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John and some group members joined visiting Prof. Kyoko Nozaki at an Oakland A's game!
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Check out our new method for the enantioselective hydroamination of unactivated alkenes! Congrats to Jason and co.
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Congrats to Alex!
See his new paper on improving the selectivity of C-H chlorination!
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Checkout Craig, Alex, and co's new paper on the mechanism of Iron-Catalyzed C-H azidation, now out in JACS!
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Check out this new paper on Pd-catalyzed oxidation of β-C-H bonds of alkylamines from the Hartwig group!
Congrats Bo, Ala, and Yehao!
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Congrats to Yumeng, Bo, and Shayun! Check out their new paper on the hydroboration of disubstituted alkenes, with a new TMG-bisphosphine ligand.
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In honor of Black History Month, each member of the Hartwig group presented a brief biography of a black chemist that inspired them. We wanted to do this to educate ourselves and each other about important chemists that may not have been recognized to the extent that their
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Hartwig Group (and friends) says goodbye to Max Surke, our visiting scholar from Germany. Good luck with your PhD in the Ackermann Group
@aztul
cleaving C-H bonds!
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Our student-hosted colloquium in organic chemistry this year was Prof. Abby Doyle! We enjoyed hearing about your work and are excited to speak with you through the rest of the day!
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Huge congratulations to prior PhD student Dr. Zachary Litman on his work in
@nature
with cooperative photocatalysis and enzymatic catalysis!
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Celebratory lunch at the faculty club in honor of of the Wolf prize award! Great talks by John and Bob Bergman about the history of the lab and some fun times
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The Hartwig Group is officially now on twitter! We are excited to join the
#RealTimeChem
community
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Congratulations Yang and the rest of the BioBay on your recent paper on site-selective C-H functionalizations with Ir-containing artificial metalloenzymes ()!!!
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We stand with our colleagues in the Sarpong lab on this.
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Check this out! Featuring our very own
@isaac_yu_
🧪⚗️
This week on Synthesis Workshop, Isaac Yu shares his work on catalytic borylation of tertiary C–H bonds in BCPs and BCHs
@HartwigGroup
with
@EnamineLtd
and
@JanssenEMEA
!
Episode:
@NatureChemistry
2023, 15, 685-693.
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🥳 Congrats John!
👏👏👏Congratulations to Professor John Hartwig!!
@HartwigGroup
He was recently awarded the
Emanuel Merck Lectureship.
@merckgroup
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Zhennan and Yang's work in collaboration with
@Keasling_Lab
is out today!
By the way, Happy New Year everyone!
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Take a look at
@AdrianT37126577
's new paper on direct arylation of arenes with aryl bromides!
Congrats Adrian, Sarah, and Shu!
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Zhennan and Brandon's work in collaboration with
@Keasling_Lab
is finally out in
@NatureChemistry
!
Check out our new paper in
@NatureChemistry
with
@HartwigGroup
where we report an engineered microbial cell expressing a heterologous biosynthetic pathway that produces an unnatural product.
@UCB_Chemistry
@aindrilam
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Officially saying goodbye as the Hartwig Group Tweeter!!! Please give a warm welcome to Isaac who is taking over!
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This award is such an honor for all the current and former members of our research group.
-JFH
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Some good news during strange times.
Congrats Zhennan and Brandon!
Artificial Biosynthetic Pathway for an Unnatural Terpenoid with an Iridiumcontaining P450 by John Hartwig & co-workers
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Hello all! In honor of
#WomenScienceDay
, this week we will be posting some profiles to honor and recognize women alumni from our group! All these new profiles can be found at our website under "Alumni Profiles"
#WomenAndGirlsInScience
#RealTimeChem
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Check out Steven, Tyler, and Trevor's new paper on Contra-Thermodynamic Olefin Isomerization, out in
@ACSCatalysis
!
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Today Prof. Mary Watson (Delaware) gave an amazing talk on Ni-catalyzed cross-couplings with amines and alcohols!
We would like to thank her for taking the time to talk with us too – she shared insight and truly gave us the pep talk we didn't know we needed.
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It's the first annual Hartwig Group mini-golf open!🏌️⛳Prizes include a golf ball balled signed by Bob Bergman himself! 🥇
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Understanding the difference in reactivity for Ir-catalyzed borylation of C-H bonds with different ligands! Congratulations Raphael, Matt, and
@AlexBismuto
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Congrats to Trevor and Jonathan! Defluorination team strikes again:
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Starting this week, the
@HartwigGroup
is back in lab in shifts as part of the phased opening of
@UCB_Chemistry
.
Stay safe everyone!
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Congrats
@EricKalkman
! See his study on diastereomeric Pd-fluoroenolate complexes, out in
@J_A_C_S
!
Synthesis and characterization of a series of diphosphine-ligated arylpalladium fluoroenolate complexes, including complexes bearing a metal-bound, stereogenic carbon
@HartwigGroup
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Wishing our amazingly talented administrative assistant Anneke (
@jacknravi
) a hearty and well deserved congratulations on finishing her degree (pictured w/her favorite professor)! The lab literally could not function without you!
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Checkout Shu, Trevor, and co's paper on gem-difluoroallylation, out in ACIE now!
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Another paper on oxidative upcycling of polymers from Liye: selective and mild oxidation of Polyisobutene! Congrats to Liye, Katerina, and Adam!
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Amazing talk on cooperative catalysis by Professor Nakao!
John & Dean
@Toste_Group
having endless questions for the speaker.
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At our group meeting proposal session for the total synthesis of Neoabyssomicin D, Makoto and team 1 narrowly snagged the title of "Star Synthesis" and won an espresso break for their group. Sadly, Caleb and group 2 with their "Nicolaou-mimetic" lost points for originality!
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Make sure you don't miss out on Zhitao's latest work! Alpha-arylation of free aliphatic carboxylic acids and secondary amides is achieved with a traceless protecting strategy
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Today for
#ShutDownSTEM
, our group met in a Zoom meeting to discuss diversity in chemistry and our group. People shared experiences, both good and bad, we looked at the NSF data, and confronted some of our implicit biases.
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We were happy to get a chance to share our science with Prof. Denmark today and hear about his group's work!
@ChemistryUIUC
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It’s bittersweet as the group says goodbye to Julia Altarejos Salido, a visiting student from the Universidad de Alcalá. Good luck with the rest of your studies!
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John talked about polymer recycling for a general audience on Korean radio (Busan English Broadcasting)!
Have a listen at the link below:
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Congrats Alex!
Congratulations to current and former PhD students, Steve and Alex (
@HartwigGroup
), for our latest
@J_A_C_S
on the modular and diastereoselective synthesis of borylated cyclobutanes (>60 examples) through the difunctionalization of C–C σ-bonds:
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Is posting pictures of tiny glassware still a thing people do? Pipette bulb shown for scale
#RealTimeChem
#scaleup
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Checkout Jason, Chris, and Casey's new paper on ruthenium-catalyzed hydroamination of olefins with stoichiometric substrate!
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Congrats Justin and
@KyoungminC
! See their new paper on couplings between hydrazine and aryl halides, with hydroxide bases and low loadings of Pd.
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Bob welcomes Prof Barry Carpenter to Berkeley and introduces the 2017-2018 Robert Bergman Lecture! Bob thanked all his prior students and colleagues who contributed to make this special lecture possible each year! Welcome Prof. Carpenter!
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Suggested reading:
African American Women Chemists
by Jeannette Brown
(also available on Amazon)
Thanks to Masha for the suggestion!
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Worth a read!
The Buchwald-Hartwig amination is one of the most-used reactions in drug discovery – this month, we sat down with one of the people behind its development
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Copper mechanisms demystified! Lots of hard work put into this beast of an article! Nice job Ramesh, Andy, Konstantin, Justin, and Marc!
#RealTimeChem
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Beautiful campus and great location for the GRC! Can't wait to see what the week brings!
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Meanwhile, Bo and Taeygo are able to prepare 1,2 amino alcohols through a new beta-selective C-H silylation of aliphatic amines.
Congrats!
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Congratulations Connor!! 🎉🥳 We can’t wait to see the fantastic chemistry you’ll be doing at
@UTDallasChemBio
!
Extremely happy to announce that Connor Delaney (currently postdoc in the
@HartwigGroup
and former PhD in the Denmark group) will join
@UTDallasChemBio
in the summer as Assistant Professor
Welcome to
@UT_Dallas
@UTDScience
@UTDallasChemBio
!!!
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Celebrating our second years! Brandon and Eric both gave great graduate research seminar over the past 2 weeks!
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Recruiting weekend number 2 is a go!!! We are excited to welcome you all !
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We recognize that we should celebrate and support black scientists all year long, and the compilation can be found here as a reminder and resource.
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