3-METHYL-5-(2-THIENYL)-1H-PYRAZOLE

Modify Date: 2024-04-03 07:10:38

3-METHYL-5-(2-THIENYL)-1H-PYRAZOLE Structure
3-METHYL-5-(2-THIENYL)-1H-PYRAZOLE structure
Common Name 3-METHYL-5-(2-THIENYL)-1H-PYRAZOLE
CAS Number 31618-80-1 Molecular Weight 164.22800
Density 1.243g/cm3 Boiling Point 335.3ºC at 760mmHg
Molecular Formula C8H8N2S Melting Point 140-141ºC
MSDS USA Flash Point 158.7ºC

 Names

Name 5-methyl-3-thiophen-2-yl-1H-pyrazole
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.243g/cm3
Boiling Point 335.3ºC at 760mmHg
Melting Point 140-141ºC
Molecular Formula C8H8N2S
Molecular Weight 164.22800
Flash Point 158.7ºC
Exact Mass 164.04100
PSA 56.92000
LogP 2.44660
Index of Refraction 1.623
Storage condition 2-8°C

 Safety Information

Hazard Codes Xi
HS Code 2934999090

 Synthetic Route

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3-METHYL-5-(2-THIENYL)-1H-PYRAZOLE Structure

3-METHYL-5-(2-T...

CAS#:31618-80-1

Literature: Annali di Chimica (Rome, Italy), , vol. 47, p. 929,949

 Precursor & DownStream

Precursor  1

DownStream  1

 Customs

HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

2-(3-methylpyrazol-5-yl)thiophene
3-methyl-5-thiophen-2-yl-1(2)H-pyrazole
3-methyl-5-[2]thienyl-1(2)H-pyrazole
3-Methyl-5-thiophen-2-yl-pyrazole
3-methyl-5-(2-thienyl)-1h-pyrazole
3-Methyl-5-<thienyl-(2)>-pyrazol
3-Methyl-5-[2]thienyl-1(2)H-pyrazol
3-methyl-5-(thiophen-2-yl)-1H-pyrazole
3-Methyl-5-(2'-thienyl)pyrazol
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