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203-85-0

203-85-0 structure
203-85-0 structure
  • Name: 1H,3H-Naphtho[1,8-cd]thiopyran
  • Chemical Name: 1,3-Dihydro-2-thiaphenalene
  • CAS Number: 203-85-0
  • Molecular Formula: C12H10S
  • Molecular Weight: 186.27300
  • Create Date: 2018-11-28 11:31:36
  • Modify Date: 2024-01-09 22:22:44

Name 1,3-Dihydro-2-thiaphenalene
Synonyms 1H.3H-Naphtho<1.8>thiopyran
2H,6H-naphtho<1,8-cd>thiin
1.3-Dihydro-2-thiophenalen
1H,3H-Naphtho(1,8-cd)thiopyran
1H.3H-Naphtho<1.8>thiapyran
1H,8-cd]thiopyran
Density 1.224g/cm3
Boiling Point 372.4ºC at 760mmHg
Molecular Formula C12H10S
Molecular Weight 186.27300
Flash Point 181.3ºC
Exact Mass 186.05000
PSA 25.30000
LogP 3.58660
Vapour Pressure 2.06E-05mmHg at 25°C
Index of Refraction 1.715
HS Code 2930909090

~94%

203-85-0 structure

203-85-0

Literature: Bieniarz; Cornwell Tetrahedron Letters, 1993 , vol. 34, # 6 p. 939 - 942

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203-85-0 structure

203-85-0

Literature: Nakayama, Juzo; Ohshima, Etsuo; Ishii, Akihiko; Hoshino, Masamatsu Journal of Organic Chemistry, 1983 , vol. 48, # 1 p. 60 - 65
Precursor  2

DownStream  2

HS Code 2930909090
Summary 2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%