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2-Bromo-4-butanolide Technical 98%

Product Name: 2-Bromo-4-butanolide
Cas No: 5061-21-2
Synonyms:
BROMO(ALPHA-)-GAMMA-BUTYROLACTONE;A-BROMO-GAMMA-BUTYROLACTONE;A-BROMO-G-BUTYROLACTONE;AKOS 23;ALPHA-BROMO-GAMMA-BUTYROLACETONE;ALPHA-BROMO-GAMMA-BUTYROLACTONE;2-BROMO-GAMMA-BUTYROLACTONE;2-BROMO-Y-BUTYROLACTONE
Molecular Formula: C4H5BrO2
Molecular Weight: 164.99
Appearance
Colorless to slight yellow clear liquid
Assay
>=98%
 
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2-Bromo-4-chloroaniline 97%

2-Bromo-4-chloroaniline,Cas# 873-38-1

Appearance: grey powder

Assay:97%min

melting point:64-68 ºC

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2-Bromo-4-nitroimidazole 65902-59-2 Purified 98%

2-Bromo-4-nitroimidazole

65902-59-2

C3H2BrN3O2

191.97

yellowish to off-white powder

≥98.0%

used as pharmaceutical material, or organic synthesis

25kg/drum

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2-Bromo-5-fluorobenzaldehyde 98%

2-Methyl-5-bromobenzoic acid, Cas# 79669-49-1

Appearance: white to yellowish powder

Assay:98%min

melting point:166 ºC -172ºC

Water:0.5%max

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2-Butyl-5-chloro-1H-imidazole-4-carbaldehyde Purified 99%

2-Butyl-5-chloro-1H-imidazole-4-carbaldehyde

83857-96-9

C8H11ClN2O

186.64

off-white to yellow crystal

≥99.0%

intermediate of antihypertensive Losartan

25kg/carton drum

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