Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: hexahydro-3a,7a-dimethyl-4,7-epoxy-1H-isoindole-1,3(2H)-dione
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

76970-77-9

76970-77-9 structure

76970-77-9 structure

Name: hexahydro-3a,7a-dimethyl-4,7-epoxy-1H-isoindole-1,3(2H)-dione
Chemical Name: 3a,7a-dimethyl-4,5,6,7-tetrahydro-octahydro-1H-4,7-epoxyisoindole-1,3-dione
CAS Number: 76970-77-9
Molecular Formula: C₁₀H₁₃NO₃
Molecular Weight: 195.21500
Create Date: 2016-10-09 10:14:01
Modify Date: 2025-09-18 18:20:47

Name	3a,7a-dimethyl-4,5,6,7-tetrahydro-octahydro-1H-4,7-epoxyisoindole-1,3-dione
Synonyms	7-oxabicyclo<2.2.1>heptane-2,3-dimethyl-2,3-dicarboxylic acid imide Cantharidin imide 2,3-Dimethyl-7-oxa-bicyclo<2.2.1>heptan-dicarbonsaeure-2,3-imid

Density	1.31g/cm3
Boiling Point	353.6ºC at 760 mmHg
Molecular Formula	C₁₀H₁₃NO₃
Molecular Weight	195.21500
Flash Point	167.7ºC
Exact Mass	195.09000
PSA	58.89000
LogP	0.49250
Index of Refraction	1.549

HS Code	2925190090

56-25-7 structure

56-25-7

~91%

76970-77-9 structure

76970-77-9

Literature: Nakatani, Takafumi; Jinpo, Katsuaki; Noda, Naoki Chemical and Pharmaceutical Bulletin, 2007 , vol. 55, # 1 p. 92 - 94

Precursor 1
56-25-7
DownStream 0

HS Code	2925190090
Summary	2925190090 other imides and their derivatives; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

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