4-chloropyrocatechol (CAS No. 2138-22-9) 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 4-chloropyrocatechol is 2138-22-9.
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..
4-chloropyrocatechol · CAS 2138-22-9 · C6H5ClO2. UNII I01EXU3P3J. Melting Point: 90.5 °C.
| CAS Registry Number | 2138-22-9 |
|---|---|
| PubChem CID | 16496 |
| Molecular formula | C6H5ClO2 |
| IUPAC name | 4-chlorobenzene-1,2-diol |
| UNII (FDA) | I01EXU3P3J |
| Molecular Weight | 144.55 |
|---|---|
| XLogP3 | 2.3 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 0 |
| Exact Mass | 143.9978071 |
| Monoisotopic Mass | 143.9978071 |
| Topological Polar Surface Area | 40.5 |
| Heavy Atom Count | 9 |
| Formal Charge | 0 |
| Melting Point | 90.5 °C |
|---|
| Reported hazard statements | H314 (100%) |
|---|
H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
P260, P264, P280, P301+P330+P331, P302+P361+P354, P304+P340, P305+P354+P338, P316, P321, P363, P405, and P501 (click each P-code to see the statement)
4-Chlorocatechol; 4-chlorobenzene-1,2-diol; 2138-22-9; 4-Chloropyrocatechol; 4-Chloro-1,2-benzenediol; 1,2-Benzenediol, 4-chloro-; Pyrocatechol, 4-chloro-; I01EXU3P3J; DTXSID7022176; CHEBI:27772; RefChem:521976; DTXCID902176; 218-381-9; 4-Chloro catechol; 4-CHLORO-1,2-DIHYDROXYBENZENE; 4-Chloro-benzene-1,2-diol
CAS 2138-22-9; molecular formula C6H5ClO2; molecular weight — g/mol.
4-Chlorocatechol, 4-chlorobenzene-1,2-diol, 2138-22-9, 4-Chloropyrocatechol, 4-Chloro-1,2-benzenediol, 1,2-Benzenediol, 4-chloro-.
Hazard statements reported: H314.
Melting Point: 90.5 °C.
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.