Methylchloroisothiazolinone (CAS No. 26172-55-4) 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 Cosmetic Raw Materials. Bulk quantities are available with COA; purity and packaging are subject to batch COA and order confirmation.
Cosmetic Raw Materials
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The CAS number of Methylchloroisothiazolinone is 26172-55-4.
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 Cosmetic Raw Materials.
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Methylchloroisothiazolinone is identified by CAS 26172-55-4, molecular formula C4H4ClNOS and molecular weight 148.97 g/mol. UNII DEL7T5QRPN; ChEBI 53621; InChIKey DHNRXBZYEKSXIM-UHFFFAOYSA-N. Melting Point: 54-55 °C; Solubility: In water, 706-751 g/L at 20 °C; Vapor Pressure: 0.018 mm Hg at 25 °C.
| CAS Registry Number | 26172-55-4 |
|---|---|
| PubChem CID | 33344 |
| Molecular formula | C4H4ClNOS |
| Molecular weight | 148.97 g/mol |
| IUPAC name | 5-chloro-2-methyl-1,2-thiazol-3-one |
| InChIKey | DHNRXBZYEKSXIM-UHFFFAOYSA-N |
| UNII (FDA) | DEL7T5QRPN |
| ChEBI ID | CHEBI:53621 |
| Molecular Weight | 149.60 |
|---|---|
| XLogP3 | 0.9 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 0 |
| Exact Mass | 148.9702126 |
| Monoisotopic Mass | 148.9702126 |
| Topological Polar Surface Area | 45.6 |
| Heavy Atom Count | 8 |
| Formal Charge | 0 |
| Melting Point | 54-55 °C |
|---|---|
| Solubility | In water, 706-751 g/L at 20 °C |
| Vapor Pressure | 0.018 mm Hg at 25 °C |
| LogP | log Kow = 0.401 at 24 °C |
| 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 (Methylchloroisothiazolinone) -> CIR (Cosmetic Ingredient Review) CIR / INCI: Preservative |
|---|---|
| GHS notification summary | 1.3% (31 / 2393) |
| GHS notification summary | 1.3% (31 / 2393) |
|---|---|
| Reported hazard statements | H300 (20.2%), H301, H311 (24%), H310 (31.2%), H314 (98.3%), H317 (98.4%), H318 (64.9%), H330 (38.7%) |
This chemical does not meet GHS hazard criteria for 1.3% (31 of 2393) of reports.
H300 (20.2%): Fatal if swallowed [Danger Acute toxicity, oral]
5-Chloro-2-methyl-4-isothiazolin-3-one; 26172-55-4; Methylchloroisothiazolinone; CMIT; 5-Chloro-2-methyl-3(2H)-isothiazolone; 5-Chloro-2-methyl-3-isothiazolone; Kathon CG 5243; 3(2H)-Isothiazolone, 5-chloro-2-methyl-; 5-chloro-N-methylisothiazolone; 5-chloro-2-methylisothiazolin-3-one; 5-chloro-n-methylisothiazolin-3-one; HS 818; n-methyl-5-chloroisothiazolone; DEL7T5QRPN; DTXSID9034286; 4-ISOTHIAZOLIN-3-ONE, 5-CHLORO-2-METHYL-
CAS 26172-55-4; molecular formula C4H4ClNOS; molecular weight 148.97 g/mol.
5-Chloro-2-methyl-4-isothiazolin-3-one, 26172-55-4, Methylchloroisothiazolinone, CMIT, 5-Chloro-2-methyl-3(2H)-isothiazolone, 5-Chloro-2-methyl-3-isothiazolone.
Documented regulatory listings: FDA Cumulative Estimated Daily Intake (CEDI): FCS; FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS; CIR / INCI: Cosmetic ingredients (Methylchloroisothiazolinone) -> CIR (Cosmetic Ingredient Review).
1.3% of GHS notifications report no hazard classification (31 of 2393).
Melting Point: 54-55 °C; Solubility: In water, 706-751 g/L at 20 °C; Vapor Pressure: 0.018 mm Hg at 25 °C; LogP: log Kow = 0.401 at 24 °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.