Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 5-[2-(1,3-dioxoisobenzofuran-5-yl)propan-2-yl]isobenzofuran-1,3-dione
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang

Henan Tianfu Chemical Co., Ltd.
China
Product Name: 4,4' isoproylidenediphthalic anhydride
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson

1779-17-5

1779-17-5 structure

1779-17-5 structure

Name: 5-[2-(1,3-dioxoisobenzofuran-5-yl)propan-2-yl]isobenzofuran-1,3-dione
Chemical Name: 5-[2-(1,3-dioxo-2-benzofuran-5-yl)propan-2-yl]-2-benzofuran-1,3-dione
CAS Number: 1779-17-5
Molecular Formula: C₁₉H₁₂O₆
Molecular Weight: 336.29500
Create Date: 2016-11-25 12:20:37
Modify Date: 2023-01-25 20:08:39

Name	5-[2-(1,3-dioxo-2-benzofuran-5-yl)propan-2-yl]-2-benzofuran-1,3-dione
Synonyms	4,4'-Isopropylidenediphthalic anhydride 4,4'-isopropylidene-di-phthalic acid-dianhydride Phthalic anhydride,4,4'-isopropylidenedi 4,4'-Isopropyliden-di-phthalsaeure-dianhydrid

Density	1.468g/cm3
Boiling Point	559.2ºC at 760mmHg
Molecular Formula	C₁₉H₁₂O₆
Molecular Weight	336.29500
Flash Point	249.2ºC
Exact Mass	336.06300
PSA	86.74000
LogP	2.63370
Vapour Pressure	1.54E-12mmHg at 25°C
Index of Refraction	1.647

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%