Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 1H-2-Benzopyran-1-one
Price: Check
Purity: 97.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Amole Biotechnology Co., Ltd.
China
Product Name: 1H-2-Benzopyran-1-one
Price: ￥Inquiry/100mg ￥Inquiry/1g ￥Inquiry/250mg ￥Inquiry/5g
Purity: 97.0%
Stocking Period: Inquiry
Contact: Xiyao Wang
Email: 3623107365@qq.com

491-31-6

491-31-6 structure

491-31-6 structure

Name: 1H-2-Benzopyran-1-one
Chemical Name: isocoumarin
CAS Number: 491-31-6
Molecular Formula: C₉H₆O₂
Molecular Weight: 146.14300
Create Date: 2018-08-04 19:02:45
Modify Date: 2025-08-27 18:36:41

Name	isocoumarin
Synonyms	1H-2-Benzopyran-1-one 3,4-Benzo-2-pyrone 2-benzopyran-1(1H)-one iso-coumarin isochromen-1-one isocumarine

Density	1.248 g/cm3
Boiling Point	262.1ºC at 760 mmHg
Melting Point	47℃
Molecular Formula	C₉H₆O₂
Molecular Weight	146.14300
Flash Point	103.5ºC
Exact Mass	146.03700
PSA	30.21000
LogP	1.79300
Vapour Pressure	0.0111mmHg at 25°C
Index of Refraction	1.594
Storage condition	2-8℃

Precursor 9
27326-43-8 33578-00-6 524-42-5 6542-00-3
81206-47-5 33577-99-0 107793-07-7 610-94-6
610-97-9
DownStream 5
493-05-0 3297-72-1 253-35-0 4702-37-8
6346-00-5

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