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: 1(3H)-Isobenzofuranone,4,5,6-trimethoxy-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

4087-80-3

4087-80-3 structure

4087-80-3 structure

Name: 1(3H)-Isobenzofuranone,4,5,6-trimethoxy-
Chemical Name: 4,5,6-trimethoxy-3H-2-benzofuran-1-one
CAS Number: 4087-80-3
Molecular Formula: C₁₁H₁₂O₅
Molecular Weight: 224.21000
Create Date: 2018-06-19 21:17:44
Modify Date: 2025-09-25 02:32:00

Name	4,5,6-trimethoxy-3H-2-benzofuran-1-one
Synonyms	4,5,6-trimethoxy-3-hydroisobenzofuran-1-one 4,5,6-Trimethoxy-3H-isobenzofuran-1-one 4,5,6-trimethoxy-phthalide 4,5,6-Trimethoxy-phthalid

Density	1.259g/cm3
Boiling Point	287ºC at 760 mmHg
Molecular Formula	C₁₁H₁₂O₅
Molecular Weight	224.21000
Flash Point	122.9ºC
Exact Mass	224.06800
PSA	53.99000
LogP	1.38280
Index of Refraction	1.536

HS Code	2932209090

Precursor 8
855661-46-0 5468-22-4 872825-68-8 50-00-0
118-41-2 77-78-1 960-52-1 100519-54-8
DownStream 5
16790-40-2 6547-34-8 960-52-1 50276-60-3
61052-37-7

HS Code	2932209090
Summary	2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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