对氯苯甲酸，CAS 登记号 74-11-3，由济南圣和化工有限公司现货供应，可提供纯度 按批次COA提供(不公开发布) 的规格，下游主要用于精细化学品；医药中间体。支持样品与小批量试用，批量价格请联系我们获取，验收以批次 COA 为准。
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p-Chlorobenzoic Acid · CAS 74-11-3 · C7H5ClO2. UNII IC7888DF4L. Melting Point: 469 °F (NTP, 1992); Melting Point: 243; Melting Point: 243 °C.
| CAS Registry Number | 74-11-3 |
|---|---|
| PubChem CID | 6318 |
| Molecular formula | C7H5ClO2 |
| IUPAC name | 4-chlorobenzoic acid |
| UNII (FDA) | IC7888DF4L |
| Molecular Weight | 156.56 |
|---|---|
| XLogP3 | 2.7 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 1 |
| Exact Mass | 155.9978071 |
| Monoisotopic Mass | 155.9978071 |
| Topological Polar Surface Area | 37.3 |
| Heavy Atom Count | 10 |
| Formal Charge | 0 |
| Melting Point | 469 °F (NTP, 1992) |
|---|---|
| Melting Point | 243 |
| Melting Point | 243 °C |
| Flash Point | 238 °C |
| Flash Point | 238 °C (460 °F) (Closed cup) |
| Solubility | 72 |
| Solubility | In water, 77 mg/L at 25 °C |
| Density | 1.5 g/cm³ |
| Vapor Pressure | 0.00233 [mmHg] |
| LogP | 2.65 |
| GHS notification summary | 26.4% (37 / 140) |
|---|
| GHS notification summary | 26.4% (37 / 140) |
|---|---|
| Reported hazard statements | H301 (20.7%), H302 (52.9%), H315 (49.3%), H319 (64.3%), H335 (42.9%), H411 (20.7%) |
This chemical does not meet GHS hazard criteria for 26.4% (37 of 140) of reports.
H301 (20.7%): Toxic if swallowed [Danger Acute toxicity, oral]
4-Chlorobenzoic acid; 74-11-3; P-CHLOROBENZOIC ACID; Benzoic acid, 4-chloro-; Chlorodracylic acid; p-Chlorbenzoic acid; para-Chlorobenzoic acid; Benzoic acid, p-chloro-; 4-CHLORO-BENZOIC ACID; p-Carboxychlorobenzene; Acido p-clorobenzoico; DTXSID9024772; IC7888DF4L; NSC-32738; DTXCID704772; CHEBI:30747
CAS 74-11-3; molecular formula C7H5ClO2; molecular weight — g/mol.
4-Chlorobenzoic acid, 74-11-3, P-CHLOROBENZOIC ACID, Benzoic acid, 4-chloro-, Chlorodracylic acid, p-Chlorbenzoic acid.
26.4% of GHS notifications report no hazard classification (37 of 140).
Melting Point: 469 °F (NTP, 1992); Melting Point: 243; Melting Point: 243 °C; Flash Point: 238 °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.