Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 3,4'-Oxydiphthalic Anhydride
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 4-((1,3-DIOXO-1,3-DIHYDROISOBENZOFURAN-5-YL)OXY)ISOBENZOFURAN-1,3-DIONE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

50662-95-8

50662-95-8 structure

50662-95-8 structure

Name: 3,4'-Oxydiphthalic Anhydride
Chemical Name: 3,4'-Oxydiphthalic Anhydride
CAS Number: 50662-95-8
Molecular Formula: C₁₆H₆O₇
Molecular Weight: 310.215
Create Date: 2018-07-01 10:59:11
Modify Date: 2025-09-06 10:13:42

Name	3,4'-Oxydiphthalic Anhydride
Synonyms	4-[(1,3-dioxo-2-benzofuran-5-yl)oxy]-2-benzofuran-1,3-dione 4-((1,3-Dioxo-1,3-dihydroisobenzofuran-5-yl)oxy)isobenzofuran-1,3-dione 4-[(1,3-Dioxo-1,3-dihydro-2-benzofuran-5-yl)oxy]-2-benzofuran-1,3-dione

Density	1.7±0.1 g/cm3
Boiling Point	554.4±35.0 °C at 760 mmHg
Molecular Formula	C₁₆H₆O₇
Molecular Weight	310.215
Flash Point	250.4±26.0 °C
Exact Mass	310.011353
PSA	95.97000
LogP	2.97
Vapour Pressure	0.0±1.5 mmHg at 25°C
Index of Refraction	1.694
Storage condition	-20°C

HS Code	2932999099

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%

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