spirobicromane

Modify Date: 2024-01-23 22:22:06

spirobicromane Structure
spirobicromane structure
Common Name spirobicromane
CAS Number 3127-14-8 Molecular Weight 340.41300
Density 1.27g/cm3 Boiling Point 525.9ºC at 760 mmHg
Molecular Formula C21H24O4 Melting Point 200ºC
MSDS N/A Flash Point 271.9ºC

 Names

Name 4,4,4',4'-tetramethyl-2,2'-spirobi[3H-chromene]-7,7'-diol
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.27g/cm3
Boiling Point 525.9ºC at 760 mmHg
Melting Point 200ºC
Molecular Formula C21H24O4
Molecular Weight 340.41300
Flash Point 271.9ºC
Exact Mass 340.16700
PSA 58.92000
LogP 4.61450
Index of Refraction 1.637

 Safety Information

HS Code 2932999099

 Synthetic Route

~83%

spirobicromane Structure

spirobicromane

CAS#:3127-14-8

Literature: Livant, P.; Webb, T. R.; Xu, Weizheng Journal of Organic Chemistry, 1997 , vol. 62, # 3 p. 737 - 742

~19%

spirobicromane Structure

spirobicromane

CAS#:3127-14-8

Literature: Filimonov, Sergei I.; Savinsky, Nikolai G.; Evstigneeva, Elena M. Mendeleev Communications, 2003 , vol. 13, # 4 p. 194 - 197

 Precursor & DownStream

Precursor  3

DownStream  0

 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%

 Synonyms

S0383
4,4,4',4'-Tetramethyl-2,2'-spirobicromane-7,7'-diol
Spirobicromane