2,4-Dibromobutanoyl chloride

Modify Date: 2025-08-21 19:05:09

2,4-Dibromobutanoyl chloride Structure
2,4-Dibromobutanoyl chloride structure
Common Name 2,4-Dibromobutanoyl chloride
CAS Number 82820-87-9 Molecular Weight 264.343
Density 2.0±0.1 g/cm3 Boiling Point 235.5±25.0 °C at 760 mmHg
Molecular Formula C4H5Br2ClO Melting Point N/A
MSDS Chinese USA Flash Point 96.2±23.2 °C
Symbol GHS05 GHS08
GHS05, GHS08
Signal Word Danger

 Names

Name 2,4-dibromobutanoyl chloride
Synonym More Synonyms

 Chemical & Physical Properties

Density 2.0±0.1 g/cm3
Boiling Point 235.5±25.0 °C at 760 mmHg
Molecular Formula C4H5Br2ClO
Molecular Weight 264.343
Flash Point 96.2±23.2 °C
Exact Mass 261.839539
PSA 17.07000
LogP 2.75
Vapour Pressure 0.1±0.5 mmHg at 25°C
Index of Refraction 1.542
Storage condition 2-8°C

 Safety Information

Symbol GHS05 GHS08
GHS05, GHS08
Signal Word Danger
Hazard Statements H314-H317-H334
Supplemental HS Reacts violently with water.
Precautionary Statements P261-P280-P305 + P351 + P338-P310
Personal Protective Equipment Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes C: Corrosive;
Risk Phrases R14;R34;R42/43
Safety Phrases 23-26-36/37/39-45
RIDADR UN 3265
WGK Germany 3
HS Code 2915900090

 Synthetic Route

~87%

2,4-Dibromobutanoyl chloride Structure

2,4-Dibromobuta...

CAS#:82820-87-9

Literature: Park, Leeyoung; Keum, Gyochang; Kang, Soon Bang; Kim, Kwan Soo; Kim, Youseung Journal of the Chemical Society, Perkin Transactions 1, 2000 , # 24 p. 4462 - 4463

~82%

2,4-Dibromobutanoyl chloride Structure

2,4-Dibromobuta...

CAS#:82820-87-9

Literature: Fujita, Masahiro; Chiba, Katsumi; Tominaga, Yukio; Hino, Katsuhiko Chemical and Pharmaceutical Bulletin, 1998 , vol. 46, # 5 p. 787 - 796

 Customs

HS Code 2915900090
Summary 2915900090 other saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:5.5% General tariff:30.0%

 Articles3

More Articles
Synthesis and antiinflammatory activities of 3-(3,5-di-tert-butyl-4-hydroxybenzylidene)pyrrolidin-2-ones.

J. Med. Chem. 30 , 1995, (1987)

A series of 3-(3,5-di-tert-butyl-4-hydroxybenzylidene)pyrrolidin-2-ones was synthesized and evaluated as candidate antiinflammatory/analgesic agents as well as dual inhibitors of prostaglandin and leu...

Short stereoselective synthesis of alpha-substituted gamma-lactams.

J. Org. Chem. 71 , 2151, (2006)

A concise, stereoselective synthesis of alpha-substituted gamma-lactams is reported. gamma-Lactam scaffolds 2 and 3, possessing an Evans' chiral auxiliary and two types of N substituents, were success...

Preparation of enantiopure 2-acylazetidines and their reactions with chloroformates. Ma S, et al.

Tetrahedron Lett. 48(2) , 269-71, (2007)

 Synonyms

2,4-Dibromobutanoyl chloride
2,4-dibromobutanoic acid chloride
Butanoyl chloride,2,4-dibromo
Butanoyl chloride, 2,4-dibromo-
2,4-dibromo-butyryl chloride
2,4-dibromobutyric acid chloride
MFCD01862994
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