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CAS 211738-66-8|4-BROMO-1-METHYL-1 H-PYRAZOL-3-CARBOXYLIC ACID M ETHYL ESTER
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CAS 211738-66-8|4-BROMO-1-METHYL-1 H-PYRAZOL-3-CARBOXYLIC ACID M ETHYL ESTER

CAS 211738-66-8|4-BROMO-1-METHYL-1 H-PYRAZOL-3-CARBOXYLIC ACID M ETHYL ESTER

Fòmil molekilè: C6H7BrN2O2
Pwa molekilè: 219.04
Pite: 97 pousan Min.
Pake: 1 g / 5 g / 25 g / 100 g / 1 kg / 25 kg
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Spesifikasyon CAS 211738-66-8|4-BROMO-1-METHYL-1 H-PYRAZOL-3-CARBOXYLIC ACID M ETHYL ESTER

ATIK

SPESIFIKASYON

Pwen bouyi

276.5 degre

pka

-2.22

Tanperati depo.

2-8 degre

Dansite

1.67 g/cm3

Sentèz deCAS 211738-66-8|4-BROMO-1-METHYL-1 H-PYRAZOL-3-CARBOXYLIC ACID M ETHYL ESTER

image

Kondisyon

Etap #1: 4-amino-1-methyl-1H-pyrazole-3-carboxylic acid methyl ester Ak tert.-butilnitrite Nan tetrahydrofuran nan 20 degre; pou 0.5h;

Etap #2: Avèk bromur kwiv (ll) Nan tetrahydrofuran; asetonitrile nan 60 degre; pou 6.25h;

Referans

La Rosa, Salvatore; Benicchi, Tiziana; Bettinetti, Laura; Ceccarelli, Ilaria; Diodato, Enrica; Federico, Seza; Fiengo, Pasquale; (...) Scali, Carla; Valacchi, Michela

[ACS Medikal Chimi Lèt, 2013, vol. 4, # 10, p. 979 - 984]

Baj popilè: cas 211738-66-8|4-bromo-1-methyl-1 h-pyrazole-3-carboxylic acid m ethyl ester, pri, sitasyon, rabè, nan stock, pou vann

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