6-Methylthieno[2,3-d]pyrimidin-4(3H)-one

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Names

[ CAS No. ]:
21582-51-4

[ Name ]:
6-Methylthieno[2,3-d]pyrimidin-4(3H)-one

[Synonym ]:
Thieno[2,3-d]pyrimidin-4(3H)-one, 2-methyl-
2-methylthieno[2,3-d]pyrimidin-4-ol
2-Methyl-4-oxo-3,4-dihydro-thieno<2,3-d>pyrimidin
2-Methylthieno[2,3-d]pyrimidin-4(3H)-one
6-Methylthieno[2,3-d]pyrimidin-4(3H)-one
thieno[2,3-d]pyrimidin-4-ol, 2-methyl-
Thieno[2,3-d]pyrimidin-4(3H)-one, 6-methyl-

Chemical & Physical Properties

[ Density]:
1.5±0.1 g/cm3

[ Boiling Point ]:
406.7±33.0 °C at 760 mmHg

[ Melting Point ]:
204-206℃

[ Molecular Formula ]:
C7H6N2OS

[ Molecular Weight ]:
166.200

[ Flash Point ]:
199.8±25.4 °C

[ Exact Mass ]:
166.020081

[ PSA ]:
73.99000

[ LogP ]:
0.38

[ Vapour Pressure ]:
0.0±0.9 mmHg at 25°C

[ Index of Refraction ]:
1.753

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H302

[ Hazard Codes ]:
Xn

[ Risk Phrases ]:
22

[ RIDADR ]:
NONH for all modes of transport

[ HS Code ]:
2934999090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Ethyl 2-amino-3-thiophenecarboxylate
  • Acetonitrile
  • 2-acetylaminothiophene-3-carboxylic acid amide
  • N-(3-cyanothiophen-2-yl)acetamide
  • 2-Amino-3-thiophenecarboxamide
  • Acetyl chloride

DownStream

  • 4-Chloro-2-methylthieno[2,3-d]pyrimidine
  • Thieno[2,3-d]pyrimidine, 2-methyl- (9CI)

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%

Related Compounds

  • 6-Methylthieno[2,3-d]pyrimidin-4(3H)-one
  • 5-Ethyl-6-methylthieno[2,3-d]pyrimidin-4(3H)-one
  • 5-ETHYL-6-METHYLTHIENO[2,3-D]PYRIMIDIN-4(3H)-ONE
  • 2-mercapto-6-methylthieno[2,3-d]pyrimidin-4(3H)-one
  • 5-(4-Fluorophenyl)-6-methylthieno[2,3-d]pyrimidin-4(3H)-one
  • 3-ethyl-2-mercapto-6-methylthieno[2,3-d]pyrimidin-4(3H)-one
  • N-[4-(5,6,7,8-tetrahydronaphthalen-2-yl)-1,2,5-oxadiazol-3-yl]benzamide
  • Methyl 3-(4-oxocyclohexyl)propanoate
  • 1-hexyl-7,9-dimethyl-3-phenyl-7,9-dihydro-[1,2,4]triazino[3,4-f]purine-6,8(1H,4H)-dione
  • 8-((4-Fluoro-2-methylphenyl)sulfonyl)-4-tosyl-1-oxa-4,8-diazaspiro[4.5]decane
  • 3,4,5-trimethoxy-N-(2-(4-methylpiperazin-1-yl)-2-(p-tolyl)ethyl)benzamide
  • 4-Tolyl-benzeneboronic acid
  • 2,3,4,6-Tetra-O-acetyl-beta-D-glucopyrannosyl benzenthiosulfonate
  • 2-(naphthalen-1-yl)-N-(5-oxo-1-phenylpyrrolidin-3-yl)acetamide
  • 1-(1E)-1-Hepten-1-ylpiperidine
  • N-(5-oxo-1-phenylpyrrolidin-3-yl)-4-phenylbutanamide
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