6-Methylbenzothiopyran-4(4H)-one

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Names

[ CAS No. ]:
6948-34-1

[ Name ]:
6-Methylbenzothiopyran-4(4H)-one

[Synonym ]:
2,3-dihydro-6-methyl-4H-1-benzothiopyran-4-one
6-methyl-2,3-dihydro-4h-thiochromen-4-one
6-Methyl-1-thio-chromanon-(4)
6-Methyl-thiochroman-4-on
6-methyl-3,4-dihydro-2H-1-benzothiopyran-4-one
6-methyl-thiochroman-4-one
EINECS 230-114-8
MFCD00089270
6-methylthiochromanone

Chemical & Physical Properties

[ Density]:
1.2 g/cm3

[ Boiling Point ]:
326.2ºC at 760 mmHg

[ Melting Point ]:
41-45ºC(lit.)

[ Molecular Formula ]:
C10H10OS

[ Molecular Weight ]:
178.25100

[ Flash Point ]:
>110ºC

[ Exact Mass ]:
178.04500

[ PSA ]:
42.37000

[ LogP ]:
2.67350

[ Index of Refraction ]:
1.61

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H319

[ Precautionary Statements ]:
P305 + P351 + P338

[ Personal Protective Equipment ]:
Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter

[ Safety Phrases ]:
S22-S24/25

[ RIDADR ]:
NONH for all modes of transport

[ HS Code ]:
2932999099

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Propanoic acid,3-[(4-methylphenyl)thio]-
  • P-toluenethiol
  • Sodium 4-methylbenzenethiolate
  • Sulfuric acid

DownStream

  • 4H-1-Benzothiopyran-4-one,6-methyl-
  • 3-bromo-6-methyl-2,3-dihydrothiochromen-4-one

Customs

[ HS Code ]: 2932999099

[ Summary ]:
2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Related Compounds

  • 6-(4-METHOXYBENZYL)-3-(METHYLTHIO)-1,2,4-TRIAZIN-5(4H)-ONE
  • 6-(4-methoxystyryl)-3-(methylthio)-4-phenyl-1,2,4-triazin-5(4H)-one
  • 6-(4-CHLOROPHENYL)-4,4-DIMETHYL-1H-BENZO[D][1,3]OXAZIN-2(4H)-ONE
  • 6-(4-methoxystyryl)-3-(methylthio)-4-(p-tolyl)-1,2,4-triazin-5(4H)-one
  • 6-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-2H-benzo[b][1,4]oxazin-3(4H)-one
  • 4-amino-6-(4-methylstyryl)-3-(methylthio)-1,2,4-triazin-5(4H)-one