Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 4-Fluoroisatoic anhydride
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 4-Fluoroisatoic anhydride
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

321-50-6

321-50-6 structure

321-50-6 structure

Name: 4-Fluoroisatoic anhydride
Chemical Name: 7-fluoro-1H-3,1-benzoxazine-2,4-dione
CAS Number: 321-50-6
Molecular Formula: C₈H₄FNO₃
Molecular Weight: 181.12100
Create Date: 2018-12-05 21:38:49
Modify Date: 2025-08-26 07:44:25

Name	7-fluoro-1H-3,1-benzoxazine-2,4-dione
Synonyms	fluorobenzoxazinedione 7-Fluoroisatoic anhydride 7-fluoro-1H-benz[d][1,3]oxazine-2,4-dione 7-fluoro-1,2-dihydro-3,1-4H-benzoxazine-2,4-dione 7-fluoro-2H-3,1-benzoxazine-2,4(1H)-dione 7-fluoro-1h-benzo[d][1,3]oxazine-2,4-dione 7-fluorobenzo[d][1,3]oxazine-2,4-dione 7-Fluor-1H-benz[d][1,3]oxazin-2,4-dion 4-Fluoroisatoic anhydride

Density	1.502g/cm3
Molecular Formula	C₈H₄FNO₃
Molecular Weight	181.12100
Exact Mass	181.01800
PSA	63.07000
LogP	0.62040
Index of Refraction	1.561

Hazard Codes	Xi
HS Code	2934999090

Precursor 6
32315-10-9 446-32-2 399-51-9 324-03-8
75-44-5 503-38-8
DownStream 6
620948-83-6 76568-02-0 119023-25-5 194473-03-5
2475-81-2 97927-92-9

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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