CAS 32737-35-2|2,2'-Spirobi[2H-1-benzopyran]-6,6',7,7'-tetrol,3,3',4,4'-t

Introduction：Basic information about CAS 32737-35-2|2,2'-Spirobi[2H-1-benzopyran]-6,6',7,7'-tetrol,3,3',4,4'-t, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Safety Information
4. Customs
5. Synonyms

Common Name	2,2'-Spirobi[2H-1-benzopyran]-6,6',7,7'-tetrol,3,3',4,4'-tetrahydro-4,4,4',4'-tetramethyl-
CAS Number	32737-35-2	Molecular Weight	372.41200
Density	1.43g/cm3	Boiling Point	621.3ºC at 760mmHg
Molecular Formula	C₂₁H₂₄O₆	Melting Point	/
MSDS	/	Flash Point	329.5ºC

Names

Name	4,4,4',4'-tetramethyl-2,2'-spirobi[3H-chromene]-6,6',7,7'-tetrol
Synonym	More Synonyms

Chemical & Physical Properties

Density	1.43g/cm3
Boiling Point	621.3ºC at 760mmHg
Molecular Formula	C₂₁H₂₄O₆
Molecular Weight	372.41200
Flash Point	329.5ºC
Exact Mass	372.15700
PSA	99.38000
LogP	4.02570
Index of Refraction	1.683
InChIKey	SZUGPQFFJXSTDD-UHFFFAOYSA-N
SMILES	CC1(C)CC2(CC(C)(C)c3cc(O)c(O)cc3O2)Oc2cc(O)c(O)cc21

Safety Information

HS Code	2932999099

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

6,6',7,7'-Tetrahydroxy-4,4,4',4'-tetramethyl-2,2'-spirobichroman

6,6',7,7'-Tetrahydroxy-4,4,4',4'-tetramethyl-2,2'-spirobischroman

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