Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 3,4-Dibromo-1H-pyrazole
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
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Shanghai Amole Biotechnology Co., Ltd.
China
Product Name: 3,4-Dibromo-1H-pyrazole
Price: ￥Inquiry/100mg ￥Inquiry/1g ￥Inquiry/250mg ￥Inquiry/5g
Purity: 95.0%
Stocking Period: Inquiry
Contact: Xiyao Wang
Email: 3623107365@qq.com

5932-18-3

5932-18-3 structure

5932-18-3 structure

Name: 3,4-Dibromo-1H-pyrazole
Chemical Name: 4,5-dibromo-1H-pyrazole
CAS Number: 5932-18-3
Molecular Formula: C₃H₂Br₂N₂
Molecular Weight: 225.86900
Create Date: 2017-02-06 21:19:00
Modify Date: 2025-08-26 06:31:58

Name	4,5-dibromo-1H-pyrazole
Synonyms	3,4-Dibrom-pyrazol Pyrazole,4-dibromo 3,4-Dibromopyrazol 3,4-DIBROMO-PYRAZOLE 3,4-dibromo-1H-pyrazole PYRAZOLE,3,4-DIBROMO 1H-Pyrazole,3,4-dibromo

Density	2.419g/cm3
Boiling Point	325.9ºC at 760 mmHg
Molecular Formula	C₃H₂Br₂N₂
Molecular Weight	225.86900
Flash Point	150.9ºC
Exact Mass	223.85800
PSA	28.68000
LogP	1.93470
Index of Refraction	1.652

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UQ6460000

CHEMICAL NAME :: Pyrazole, 3,4-dibromo-

CAS REGISTRY NUMBER :: 5932-18-3

BEILSTEIN REFERENCE NO. :: 0002163

LAST UPDATED :: 199806

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C3-H2-Br2-N2

MOLECULAR WEIGHT :: 225.89

WISWESSER LINE NOTATION :: T5MNJ CE DE

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 56 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#05097

HS Code	2933199090

288-13-1 structure

288-13-1

~57%

5932-18-3 structure

5932-18-3

Literature: Sandtorv, Alexander H.; Bjorsvik, Hans-Rene Advanced Synthesis and Catalysis, 2013 , vol. 355, # 2-3 p. 499 - 507

Precursor 1
288-13-1
DownStream 1
17635-44-8

HS Code	2933199090
Summary	2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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