3,4-Dibromo-1H-pyrazole

Modify Date: 2025-08-26 06:31:58

3,4-Dibromo-1H-pyrazole structure	Common Name	3,4-Dibromo-1H-pyrazole
	CAS Number	5932-18-3	Molecular Weight	225.86900
	Density	2.419g/cm3	Boiling Point	325.9ºC at 760 mmHg
	Molecular Formula	C₃H₂Br₂N₂	Melting Point	N/A
	MSDS	N/A	Flash Point	150.9ºC

Name	4,5-dibromo-1H-pyrazole
Synonym	More Synonyms

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

Pyrazole

CAS#:288-13-1

~57%

3,4-Dibromo-1H-...

CAS#:5932-18-3

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

Precursor 1
CAS#:288-13-1 Pyrazole
DownStream 1
CAS#:17635-44-8 3,4,5-Tribromo-...

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%

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

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China
Product Name: 3,4-Dibromo-1H-pyrazole
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China
Product Name: 3,4-Dibromo-1H-pyrazole
Price: ￥Inquiry/100mg ￥Inquiry/1g ￥Inquiry/250mg ￥Inquiry/5g
Purity: 95.0%
Delivery: Inquiry
Contact: Xiyao Wang
Email: 3623107365@qq.com

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3,4-Dibromo-1H-pyrazole

Names

Chemical & Physical Properties

Toxicological Information

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

Safety Information

Synthetic Route

Precursor & DownStream

Customs

Synonyms

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.