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4H-1-Benzopyran-4-one cas no:491-38-3

Synonyms: Chromone(6CI,7CI,8CI); 2,3-Benzo-4-pyrone; 4H-Chromen-4-one; Benzo-g-pyrone

Identification
Name4H-1-Benzopyran-4-one
CAS491-38-3
SynonymsChromone(6CI,7CI,8CI); 2,3-Benzo-4-pyrone; 4H-Chromen-4-one; Benzo-g-pyrone
EINECS(EC#)207-737-9
Molecular FormulaC9H6 O2
Molecular Weight146.1427
Chemical Properties
AppearanceWhite to slightly yellow crystalline powder
refractive index1.594
Safety Data

Hazard Xn
Risk 22

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Hangzhou Dayangchem Co., Ltd.
Tel:86-571-88938639
Address: 9/F Unit 2 ChangdiTorch Building, 259 #WenSan Road
Nanjing Chemlin Chemical Co., Ltd.
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Address: Rm.902 Longyin Plaza, No. 217 Zhongshan Rd.(N) Nanjing 210009,China
Atomax Chemicals Co.,Ltd
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Boc Sciences
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Zhejiang Kaili Industrial Co., Ltd.
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Boc Sciences
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Andexin industrial Co.,Limited
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Rotrn the Shanghai Biological Technology Co., Ltd.
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Manus Aktteva
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Shanghai Xunxin Chemical Co., Ltd
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Address: 580 Lane, Kanghong Road, Pudong New District, Shanghai 201315,
Hangzhou J&H Chemical Co., Ltd
Tel:86-571-87396430
Address: No.200 Zhenhua Rd.Xihu Industrial Park, Hangzhou 310030, China
Pingyu Xinxing Bio-chemicals Co.,Ltd.
Tel:0396-5395698
Address: chengdonggongyequ

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