CAS 21086-65-7|3,4-Dimethoxycyclohexa-2,4-diene-1,6-dione

Introduction：Basic information about CAS 21086-65-7|3,4-Dimethoxycyclohexa-2,4-diene-1,6-dione, 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	3,4-Dimethoxycyclohexa-2,4-diene-1,6-dione
CAS Number	21086-65-7	Molecular Weight	168.14700
Density	1.24g/cm3	Boiling Point	324.3ºC at 760mmHg
Molecular Formula	C₈H₈O₄	Melting Point	226-230ºC
MSDS	/	Flash Point	146.2ºC

Names

Name	4,5-dimethoxycyclohexa-3,5-diene-1,2-dione
Synonym	More Synonyms

Chemical & Physical Properties

Density	1.24g/cm3
Boiling Point	324.3ºC at 760mmHg
Melting Point	226-230ºC
Molecular Formula	C₈H₈O₄
Molecular Weight	168.14700
Flash Point	146.2ºC
Exact Mass	168.04200
PSA	52.60000
LogP	0.19880
Vapour Pressure	0.000247mmHg at 25°C
Index of Refraction	1.503
InChIKey	DCNHYWSNHGOKHN-UHFFFAOYSA-N
SMILES	COC1=CC(=O)C(=O)C=C1OC

Safety Information

Risk Phrases	R36/37/38
Safety Phrases	26-36/37/39
HS Code	2914690090

Customs

HS Code	2914690090
Summary	2914690090 other quinones。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

Synonyms

3,2-dione,4,5-dimethoxy

4,5-dimethoxy-3,5-cyclohexadiene-1,2-dione

dimethoxy-4,5 benzoquinone-1,2

4,5-dimethoxy-3,5-cyclohexadien-1,2-dione

4,5-dimethoxy-1,2-benzoquinone

4,5-Dimethoxy-o-benzoquinone

4,5-dimethoxy-o-quinone

4,5-dimethoxy-1,1-benzoquinone

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