5-Bromo-1-methyl-1H-imidazole

Modify Date: 2025-08-21 10:56:13

5-Bromo-1-methyl-1H-imidazole Structure
5-Bromo-1-methyl-1H-imidazole structure
Common Name 5-Bromo-1-methyl-1H-imidazole
CAS Number 1003-21-0 Molecular Weight 161.000
Density 1.7±0.1 g/cm3 Boiling Point 271.7±13.0 °C at 760 mmHg
Molecular Formula C4H5BrN2 Melting Point 40-44 °C(lit.)
MSDS Chinese Flash Point 118.1±19.8 °C
Symbol GHS07
GHS07
Signal Word Warning

 Names

Name 5-bromo-1-methyl-1h-imidazole
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.7±0.1 g/cm3
Boiling Point 271.7±13.0 °C at 760 mmHg
Melting Point 40-44 °C(lit.)
Molecular Formula C4H5BrN2
Molecular Weight 161.000
Flash Point 118.1±19.8 °C
Exact Mass 159.963608
PSA 17.82000
LogP 0.58
Vapour Pressure 0.0±0.5 mmHg at 25°C
Index of Refraction 1.606
Storage condition Keep Cold

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xi:Irritant;
Risk Phrases R36/37/38
Safety Phrases S26-S36
RIDADR UN 3335
WGK Germany 3
HS Code 2933290090

 Synthetic Route

~52%

5-Bromo-1-methyl-1H-imidazole Structure

5-Bromo-1-methy...

CAS#:1003-21-0

Literature: Bulletin des Societes Chimiques Belges, , vol. 97, # 8-9 p. 573 - 598

~41%

5-Bromo-1-methyl-1H-imidazole Structure

5-Bromo-1-methy...

CAS#:1003-21-0

Literature: Polish Journal of Chemistry, , vol. 55, # 7/8 p. 1659 - 1665

~12%

5-Bromo-1-methyl-1H-imidazole Structure

5-Bromo-1-methy...

CAS#:1003-21-0

Literature: Heterocycles, , vol. 33, # 1 p. 21 - 26

~%

5-Bromo-1-methyl-1H-imidazole Structure

5-Bromo-1-methy...

CAS#:1003-21-0

Literature: Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), , # 4 p. 735 - 739

~66%

5-Bromo-1-methyl-1H-imidazole Structure

5-Bromo-1-methy...

CAS#:1003-21-0

Literature: Chemical and Pharmaceutical Bulletin, , vol. 42, # 9 p. 1784 - 1790

 Customs

HS Code 2933290090
Summary 2933290090. other compounds containing an unfused imidazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

1H-Imidazole, 5-bromo-1-methyl-
5-Bromo-1-methylimidazole
5-Bromo-1-methyl-1H-imidazole
MFCD01632218
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