3-hydroxy-2-benzopyrone (CAS No. 939-19-5) is supplied by Jinan Shenghe Chemical Co., Ltd. with a typical purity of 按批次COA提供(不公开发布). Main applications include Organic Chemicals. Bulk quantities are available with COA; purity and packaging are subject to batch COA and order confirmation.
Organic Chemicals
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The CAS number of 3-hydroxy-2-benzopyrone is 939-19-5.
Typical purity is 按批次COA提供(不公开发布), supplied in 按订单/批次确认(不公开发布), with COA provided.
Main applications include Organic Chemicals.
Email info@591daili.com or reach us on WhatsApp with the product name, CAS number and required quantity; quotes within one business day. Supplier: Jinan Shenghe Chemical Co., Ltd..
3-hydroxy-2-benzopyrone · CAS 939-19-5 · C9H6O3. UNII RQX0CMD9PN.
| CAS Registry Number | 939-19-5 |
|---|---|
| PubChem CID | 13650 |
| Molecular formula | C9H6O3 |
| IUPAC name | 3-hydroxychromen-2-one |
| UNII (FDA) | RQX0CMD9PN |
| Molecular Weight | 162.14 |
|---|---|
| XLogP3 | 1.8 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 162.031694049 |
| Monoisotopic Mass | 162.031694049 |
| Topological Polar Surface Area | 46.5 |
| Heavy Atom Count | 12 |
| Formal Charge | 0 |
| Reported hazard statements | H302 (100%) |
|---|
H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
P264, P270, P301+P317, P330, and P501 (click each P-code to see the statement)
3-Hydroxycoumarin; 939-19-5; 3-hydroxychromen-2-one; 2H-1-Benzopyran-2-one, 3-hydroxy-; RQX0CMD9PN; COUMARIN, 3-HYDROXY-; NSC-74691; DTXSID50239863; RefChem:502539; DTXCID00162354; 213-355-3; 3-hydroxy-2H-chromen-2-one; 3-Hydroxy-2-benzopyrone; hydroxycoumarin; 3-Hydroxy-2H-1-benzopyran-2-one; 3 Hydroxycoumarin
CAS 939-19-5; molecular formula C9H6O3; molecular weight — g/mol.
3-Hydroxycoumarin, 939-19-5, 3-hydroxychromen-2-one, 2H-1-Benzopyran-2-one, 3-hydroxy-, RQX0CMD9PN, COUMARIN, 3-HYDROXY-.
Hazard statements reported: H302.
Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.
Supplier: Jinan Shenghe Chemical Co., Ltd. · Reply within one business day.