Chloroxylenol (CAS 1321-23-9) — formula C8H9ClO, molecular weight 156.61; category organic chemicals.
Chloroxylenol (CAS 1321-23-9) is a chemical raw material in the organic chemicals category. Its molecular formula C8H9ClO comprises 8 C, 9 H, 1 Cl, 1 O atoms. Its molecular weight is about 156.61. Reported physicochemical data: melting point around 115.5 °C, boiling point around 246, LogP about log Kow = 3.27. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 1321-23-9 |
|---|---|
| Molecular Formula | C8H9ClO |
| Molecular Weight | 156.61 |
| Melting Point | 115.5 °C |
| Boiling Point | 246 |
| LogP | log Kow = 3.27 |
| Applications | CIR ingredient: Chloroxylenol, PCMX is one of the biocides commonly used in metalworking fluids. [Occupational Exposure to Metalworking Fluids. DHHS (NIOSH) Publication No. 98-102, 1998, Table 4-1], Metal Machining, Using Disinfectants or Biocides |
| Category | Organic Chemicals |
Documented applications: CIR ingredient: Chloroxylenol, PCMX is one of the biocides commonly used in metalworking fluids. [Occupational Exposure to Metalworking Fluids. DHHS (NIOSH) Publication No. 98-102, 1998, Table 4-1], Metal Machining, Using Disinfectants or Biocides.
Chloroxylenol is a carbon-based organic compound with CAS registry number 1321-23-9 and molecular formula C8H9ClO (molecular weight 156.61), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 1321-23-9
Its molecular formula C8H9ClO comprises 8 C, 9 H, 1 Cl, 1 O atoms.
Also known as: Chloroxylenol · 氯二甲酚
Category: organic chemicals
The CAS registry number of Chloroxylenol is 1321-23-9.
Molecular formula C8H9ClO, molecular weight 156.61.
It is also registered under: Chloroxylenol, 氯二甲酚.
Recorded applications: CIR ingredient: Chloroxylenol, PCMX is one of the biocides commonly used in metalworking fluids. [Occupational Exposure to Metalworking Fluids. DHHS (NIOSH) Publication No. 98-102, 1998, Table 4-1], Metal Machining, Using Disinfectants or Biocides.
Category: Organic Chemicals.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for Chloroxylenol (CAS 1321-23-9), compiled from public chemistry databases.
| CAS Registry Number | 1321-23-9 |
|---|---|
| PubChem CID | 2723 |
| Molecular formula | C8H9ClO |
| IUPAC name | 4-chloro-3,5-dimethylphenol |
| UNII (FDA) | 0F32U78V2Q |
| Molecular Weight | 156.61 |
|---|---|
| XLogP3 | 2 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 0 |
| Exact Mass | 156.0341926 |
| Monoisotopic Mass | 156.0341926 |
| Topological Polar Surface Area | 20.2 |
| Heavy Atom Count | 10 |
| Boiling Point | 246 |
|---|---|
| Boiling Point | 246 °C |
| Melting Point | 115.5 °C |
| Solubility | 0.03 |
| Solubility | In water, 2.5X10+2 mg/L at 20 °C |
| Density | 0.89 g/ml at 20 °C |
| Vapor Pressure | 0.0018 [mmHg] |
| LogP | log Kow = 3.27 |
| LogP | 3.27 |
| Dissociation Constants | pka = 9.7 |
4-Chloro-3,5-dimethylphenol; chloroxylenol; 88-04-0; PCMX; 4-Chloro-3,5-xylenol; Benzytol; p-Chloro-m-xylenol; Ottasept; parachlorometaxylenol; 2-Chloro-m-xylenol; 4-Chloro-m-xylenol; Desson; Espadol; Chloro-xylenol; Ottasept Extra; Phenol, 4-chloro-3,5-dimethyl-
| Regulatory & Food Contact | FDA Cumulative Estimated Daily Intake (CEDI): FCS FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS CIR / INCI: Cosmetic ingredients (Chloroxylenol) -> CIR (Cosmetic Ingredient Review) CIR / INCI: Preservative |
|---|---|
| GHS notification summary | 1.1% (11 / 1041) |
| GHS notification summary | 1.1% (11 / 1041) |
|---|---|
| Reported hazard statements | H302, H315, H317, H319 |
H302: Harmful if swallowed [Warning Acute toxicity, oral]
H315: Causes skin irritation [Warning Skin corrosion/irritation]
Chloroxylenol · CAS 1321-23-9 · C8H9ClO. UNII 0F32U78V2Q. Boiling Point: 246; Boiling Point: 246 °C; Melting Point: 115.5 °C.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 氯二甲酚