1,3-Dichloro-5,5-dimethylhydantoin (CAS 118-52-5) — formula C5H6Cl2N2O2, molecular weight 197.02; category organic chemicals.
1,3-Dichloro-5,5-dimethylhydantoin (CAS 118-52-5) is a chemical raw material in the organic chemicals category. Its molecular formula C5H6Cl2N2O2 comprises 5 C, 6 H, 2 Cl, 2 N, 2 O atoms. Its molecular weight is about 197.02. Reported physicochemical data: melting point around 270 °F (NTP, 1992), LogP about 1.1. 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 | 118-52-5 |
|---|---|
| Molecular Formula | C5H6Cl2N2O2 |
| Molecular Weight | 197.02 |
| Melting Point | 270 °F (NTP, 1992) |
| LogP | 1.1 |
| Applications | chlorinating agent, for organic synthesis, and to stabilize vinyl chloride polymers, Used as a disinfectant and industrial deodorant, water treatment and laundry bleaches, Using Disinfectants or Biocides |
| Category | Organic Chemicals |
Documented applications: chlorinating agent, for organic synthesis, and to stabilize vinyl chloride polymers, Used as a disinfectant and industrial deodorant, water treatment and laundry bleaches, Using Disinfectants or Biocides.
1,3-Dichloro-5,5-dimethylhydantoin is a carbon-based organic compound with CAS registry number 118-52-5 and molecular formula C5H6Cl2N2O2 (molecular weight 197.02), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 118-52-5
Its molecular formula C5H6Cl2N2O2 comprises 5 C, 6 H, 2 Cl, 2 N, 2 O atoms.
Also known as: 1,3-Dichloro-5,5-dimethylhydantoin · 1,3-二氯-5,5-二甲基乙内酰脲
Category: organic chemicals
The CAS registry number of 1,3-Dichloro-5,5-dimethylhydantoin is 118-52-5.
Molecular formula C5H6Cl2N2O2, molecular weight 197.02.
It is also registered under: 1,3-Dichloro-5,5-dimethylhydantoin, 1,3-二氯-5,5-二甲基乙内酰脲.
Recorded applications: chlorinating agent, for organic synthesis, and to stabilize vinyl chloride polymers, Used as a disinfectant and industrial deodorant, water treatment and laundry bleaches, 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 1,3-Dichloro-5,5-dimethylhydantoin (CAS 118-52-5), compiled from public chemistry databases.
| CAS Registry Number | 118-52-5 |
|---|---|
| PubChem CID | 8360 |
| Molecular formula | C5H6Cl2N2O2 |
| IUPAC name | 1,3-dichloro-5,5-dimethylimidazolidine-2,4-dione |
| UNII (FDA) | 70H8B2WWTU |
| Molecular Weight | 197.02 |
|---|---|
| XLogP3 | 1.1 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 0 |
| Exact Mass | 195.9806328 |
| Monoisotopic Mass | 195.9806328 |
| Topological Polar Surface Area | 40.6 |
| Heavy Atom Count | 11 |
| Melting Point | 270 °F (NTP, 1992) |
|---|---|
| Melting Point | 132 °C |
| Melting Point | 270 °F |
| Flash Point | 346 °F (NIOSH, 2024) |
| Flash Point | 346 °F |
| Solubility | 0.2% |
| Density | 1.5 at 20 °C/20 °C |
| Density | 1.5 |
| Vapor Density | 6.8 |
| Vapor Pressure | 0.000024 [mmHg] |
1,3-DICHLORO-5,5-DIMETHYLHYDANTOIN; 118-52-5; Dantoin; Dactin; Halane; Daktin; Dichlorantin; Omchlor; Hydan; Hydantoin, dichlorodimethyl-; Hydan (antiseptic); NCI-C03054; 1,3-Dichloro-5,5-dimethyl-2,4-imidazolidinedione; Dwuchlorantyny; 2,4-Imidazolidinedione, 1,3-dichloro-5,5-dimethyl-; DCDMH
| Reported hazard statements | H272 (53.1%), H302 (100%), H314 (61.5%), H315 (38.5%), H317 (20.8%), H319 (36.9%), H334 (31.5%), H335 (38.5%) |
|---|
H272 (53.1%): May intensify fire; oxidizer [Danger Oxidizing liquids; Oxidizing solids]
H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
1,3-Dichloro-5,5-dimethylhydantoin · CAS 118-52-5 · C5H6Cl2N2O2. UNII 70H8B2WWTU. Melting Point: 270 °F (NTP, 1992); Melting Point: 132 °C; Melting Point: 270 °F.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 1,3-二氯-5,5-二甲基乙内酰脲