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(-)-DIPIVALOYL-L-TARTARIC ACID CAS: 65259-81-6
(-)-Dipivaloyl-L-tartaric acid yog ib qho chiral compound uas tau los ntawm tartaric acid, uas muaj ob pawg pivaloyl txuas nrog rau cov hydroxyl functionalities. Nrog rau cov mis molecular C13H22O6, cov tshuaj no qhia txog cov khoom tshwj xeeb uas ua rau nws muaj txiaj ntsig zoo hauv kev sib xyaw asymmetric thiab catalysis. Kev qhia txog cov pab pawg pivaloyl ua rau cov steric bulk nyob ib puag ncig cov chaw chiral, txhawb kev xaiv cov tshuaj tiv thaiv. Nws cov ntawv thov siv ntau yam teb, suav nrog cov tshuaj thiab agrochemicals, qhov twg nws ua haujlwm ua chiral auxiliary lossis ligand. Kev tshawb fawb txuas ntxiv mus tshawb nrhiav nws lub peev xwm rau kev tsim cov txheej txheem catalytic tshiab thiab cov tshuaj chiral tshiab.
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5-Bromonicotinic acid CAS: 20826-04-4
5-Bromonicotinic acid yog ib qho brominated derivative ntawm nicotinic acid, qhov sib txawv los ntawm qhov muaj ib qho bromine atom ntawm 5-txoj hauj lwm ntawm lub nplhaib pyridine. Cov tshuaj no qhia txog cov khoom siv tshuaj lom neeg thiab biological tseem ceeb, ua rau nws yog lub hom phiaj tseem ceeb hauv kev kho mob chemistry. Nws cov qauv tshwj xeeb pab txhawb rau nws cov ntawv thov hauv kev tsim tshuaj, nrog rau kev tshawb fawb qhia txog cov haujlwm antimicrobial thiab anti-inflammatory. Cov bromine substituent txhim kho cov tshuaj reactivity, pab txhawb ntau yam kev hloov pauv synthetic. Thaum cov kws tshawb fawb txuas ntxiv tshawb nrhiav nws cov peev xwm kho mob, 5-bromonicotinic acid tseem yog ib qho tseem ceeb hauv kev tsim cov tshuaj tshiab thiab agrochemicals.
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2,5-Dimethylphenylhydrazine hydrochloride CAS: 56737-78-1
2,5-Dimethylphenylhydrazine hydrochloride yog ib qho organic compound nrog cov mis molecular C9H12N2·HCl. Cov hydrazine derivative no muaj ob pawg methyl txuas rau lub nplhaib phenyl ntawm 2 thiab 5 qhov chaw. Nws feem ntau yog nthuav tawm ua cov khoom dawb crystalline thiab feem ntau yog siv rau hauv kev tsim cov organic thiab kev tshawb fawb txog tshuaj. Cov yam ntxwv tshwj xeeb ntawm cov tshuaj no ua rau nws koom nrog ntau yam tshuaj lom neeg, ua rau nws yog ib qho khoom siv nruab nrab rau kev tsim cov tshuaj bioactive thiab lwm yam khoom siv ua haujlwm.
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2,4-Difluorophenylhydrazine hydrochloride CAS: 51523-79-6
2,4-Difluorophenylhydrazine hydrochloride yog ib qho organic compound nrog cov mis molecular C6H6F2N2·HCl. Nws yog ib qho hydrazine derivative uas muaj ob lub fluorine atoms hloov pauv ntawm 2 thiab 4 txoj haujlwm ntawm lub nplhaib phenyl. Feem ntau zoo li dawb mus rau daj daj crystalline khoom, cov tshuaj no feem ntau yog siv rau hauv kev tsim cov organic thiab kev tshawb fawb txog tshuaj. Nws cov qauv tshwj xeeb tso cai rau kev ua haujlwm tseem ceeb, ua rau nws yog ib qho khoom siv nruab nrab muaj txiaj ntsig hauv kev npaj ntau yam bioactive compounds thiab cov ntaub ntawv ua haujlwm.
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3-Chlorophenylhydrazine hydrochloride CAS: 2312-23-4
3-Chlorophenylhydrazine hydrochloride yog ib qho organic compound nrog cov mis molecular C6H7ClN2·HCl. Nws muaj ib pawg chlorophenyl txuas nrog ib qho hydrazine moiety, tshwj xeeb nrog cov chlorine substituent nyob ntawm qhov chaw meta ntawm lub nplhaib phenyl. Cov tshuaj no feem ntau zoo li dawb mus rau daj daj crystalline khoom thiab ua haujlwm ua ib qho tseem ceeb hauv kev tsim cov organic. Nws cov qauv tshuaj tshwj xeeb ua rau nws muaj peev xwm dhau los ntawm ntau yam tshuaj lom neeg, ua rau nws muaj txiaj ntsig zoo rau kev tsim cov bioactive compounds thiab cov ntaub ntawv tshwj xeeb.
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4-Ethylphenylhydrazine hydrochloride CAS: 53661-18-0
4-Ethylphenylhydrazine hydrochloride yog ib qho organic compound nrog cov mis molecular C10H14N2·HCl. Nws muaj ib pawg ethyl txuas nrog rau cov qauv phenylhydrazine, tshwj xeeb tshaj yog nyob rau ntawm qhov chaw para. Cov tshuaj no feem ntau tshwm sim ua cov khoom dawb lossis dawb crystalline thiab ua haujlwm ua ib qho khoom nruab nrab muaj txiaj ntsig hauv ntau yam tshuaj lom neeg. Nws cov khoom siv tshuaj lom neeg tshwj xeeb tso cai rau nws ua lub luag haujlwm tseem ceeb hauv kev tsim cov organic thiab kev txhim kho cov bioactive molecules.
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2,6-Dichlorophenylhydrazine hydrochloride CAS: 50709-36-9
2,6-Dichlorophenylhydrazine hydrochloride yog ib qho tshuaj sib xyaw nrog cov mis molecular C6H6Cl2N2·HCl. Nws yog ib qho hydrazine derivative uas muaj cov dichloro substitutions ntawm lub nplhaib phenyl. Cov tshuaj no zoo li dawb mus rau dawb crystalline khoom thiab feem ntau yog siv rau hauv cov organic synthesis thiab cov ntawv thov tshuaj. Nws cov qauv tshwj xeeb muab txoj hauv kev rau ntau yam reactivity, ua rau nws muaj txiaj ntsig zoo hauv kev npaj ntau yam tshuaj sib xyaw ua haujlwm.
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4-Cyanophenylhydrazine hydrochloride CAS: 2863-98-1
4-Cyanophenylhydrazine hydrochloride yog ib qho organic compound nrog cov mis molecular C7H8N4·HCl. Nws muaj cov qauv phenylhydrazine nrog ib pawg cyano (-CN) nyob rau ntawm qhov chaw para ntawm lub nplhaib aromatic. Cov tshuaj no feem ntau zoo li dawb mus rau daj daj crystalline khoom thiab ua haujlwm ua ib qho tseem ceeb hauv kev tsim cov organic. Nws cov khoom siv tshuaj tshwj xeeb tso cai rau nws koom nrog ntau yam kev tshuaj tiv thaiv, ua rau nws muaj txiaj ntsig zoo rau kev tsim cov bioactive compounds thiab lwm yam khoom siv ua haujlwm.
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4-Nitrophenylhydrazine hydrochloride CAS: 636-99-7
4-Nitrophenylhydrazine hydrochloride yog ib qho organic compound nrog cov mis molecular C6H7N3O2·HCl. Nws yog tus cwj pwm los ntawm ib pawg nitro (-NO2) txuas rau qhov chaw para ntawm ib qho phenylhydrazine moiety. Cov tshuaj no feem ntau tshwm sim ua cov khoom daj daj crystalline thiab feem ntau yog siv rau hauv cov organic synthesis thiab analytical chemistry. Qhov muaj ob qho tib si hydrazine thiab nitro functionalities tso cai rau ntau yam tshuaj reactivity, ua rau nws yog ib qho intermediate muaj txiaj ntsig hauv kev npaj ntawm ntau yam bioactive compounds thiab lwm yam khoom siv ua haujlwm.
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3-Methoxyphenylhydrazine hydrochloride CAS: 39232-91-2
3-Methoxyphenylhydrazine hydrochloride yog ib qho organic compound nrog cov mis molecular C8H10N2O·HCl. Nws muaj ib pawg methoxy (-OCH3) nyob rau ntawm qhov chaw meta ntawm lub nplhaib phenylhydrazine. Cov tshuaj no zoo li dawb mus rau daj daj crystalline khoom thiab ua haujlwm ua ib qho tseem ceeb hauv kev tsim cov organic. Nws cov qauv tshuaj tshwj xeeb tso cai rau nws koom nrog ntau yam kev tshuaj tiv thaiv, ua rau nws muaj txiaj ntsig zoo rau kev tsim cov bioactive compounds thiab lwm yam khoom siv ua haujlwm.
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3-Nitrophenylhydrazine hydrochloride CAS: 636-95-3
3-Nitrophenylhydrazine hydrochloride yog ib qho organic compound nrog cov mis molecular C6H7N3O2·HCl. Nws muaj ib pawg nitro (-NO2) nyob rau ntawm qhov chaw meta ntawm cov qauv phenylhydrazine. Cov tshuaj no feem ntau tshwm sim ua cov khoom siv crystalline daj mus rau txiv kab ntxwv thiab feem ntau yog siv rau hauv kev tsim cov organic thiab kev siv analytical. Qhov muaj ob qho tib si hydrazine thiab nitro functionalities tso cai rau ntau yam reactivity, ua rau nws yog ib qho intermediate muaj txiaj ntsig hauv kev npaj ntawm ntau yam bioactive molecules thiab cov ntaub ntawv ua haujlwm.
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3,4-Dimethylphenylhydrazine hydrochloride CAS: 60481-51-8
3,4-Dimethylphenylhydrazine hydrochloride yog ib qho organic compound nrog cov mis molecular C9H12N2·HCl. Cov hydrazine derivative no muaj ob pawg methyl hloov pauv ntawm lub nplhaib phenyl ntawm 3 thiab 4 qhov chaw. Nws feem ntau pom tias yog cov khoom dawb crystalline thiab ua lub luag haujlwm tseem ceeb hauv kev tsim cov organic thiab kev tshawb fawb txog tshuaj. Cov yam ntxwv tshwj xeeb ntawm cov tshuaj no tso cai rau nws koom nrog ntau yam tshuaj lom neeg, ua rau nws yog ib qho tseem ceeb rau kev tsim cov tshuaj bioactive thiab lwm yam khoom siv.
