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76704-05-7

76704-05-7 structure
76704-05-7 structure
  • Name: (+)-Corey lactone
  • Chemical Name: (3aS,4R,5S,6aR)-5-hydroxy-4-(hydroxymethyl)-3,3a,4,5,6,6a-hexahydrocyclopenta[b]furan-2-one
  • CAS Number: 76704-05-7
  • Molecular Formula: C8H12O4
  • Molecular Weight: 172.178
  • Create Date: 2018-12-17 17:42:23
  • Modify Date: 2024-01-05 16:46:17

Name (3aS,4R,5S,6aR)-5-hydroxy-4-(hydroxymethyl)-3,3a,4,5,6,6a-hexahydrocyclopenta[b]furan-2-one
Synonyms (3aS,4R,5S,6aR)-5-Hydroxy-4-(hydroxymethyl)hexahydro-2H-cyclopenta[b]furan-2-one
Baraclude(R)
(1S,3R,4S)-9-[4-hydroxy-3-(hydroxymethyl)-2-methylenecyclopentyl]guanine
(-)-entecavir
2H-Cyclopenta[b]furan-2-one, hexahydro-5-hydroxy-4-(hydroxymethyl)-, (3aS,4R,5S,6aR)-
(3aS,4R,5S,6aR)-(+)-Hexahydro-5-hydroxy-4-(hydroxymethyl)-2H-cyclopenta[b]furan-2-one
2-amino-9-((1S,3R,4S)-4-hydroxy-3-(hydroxymethyl)-2-methylidenecyclopentyl)-6,9-dihydro-3H-purin-6-one
MFCD00274285
[14C]-Entecavir
(+)-Corey lactone
Density 1.4±0.1 g/cm3
Boiling Point 406.6±25.0 °C at 760 mmHg
Melting Point 117-119ºC
Molecular Formula C8H12O4
Molecular Weight 172.178
Flash Point 172.9±16.7 °C
Exact Mass 172.073563
PSA 66.76000
LogP -2.18
Vapour Pressure 0.0±2.1 mmHg at 25°C
Index of Refraction 1.546
Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes Xi
RIDADR NONH for all modes of transport
WGK Germany 3
HS Code 2932209090
Precursor  0

DownStream  1

HS Code 2932209090
Summary 2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%