1,3-二氯-5,5-二甲基乙内酰脲

Name: 1,3-二氯-5,5-二甲基乙内酰脲
Brand: 济南圣和化工有限公司

CAS 118-52-5C5H6Cl2N2O2MW 197.02

济南圣和化工有限公司现供应有机化学品——1,3-二氯-5,5-二甲基乙内酰脲（CAS 118-52-5），分子式 C5H6Cl2N2O2，分子量 197.02。本页理化参数仅供参考，实际常规纯度按批次COA提供(不公开发布)，以批次 COA 及订单确认为准，支持批量采购与长期供货协议。

产品概览

CAS号	118-52-5
分子式	C5H6Cl2N2O2
分子量	197.02
熔点	270 °F (NTP, 1992)
LogP	1.1
纯度	按批次COA提供(不公开发布)
包装	按订单/批次确认(不公开发布)
应用领域	有机化学品
类别	有机化学品

应用领域

有机化学品

1,3-二氯-5,5-二甲基乙内酰脲主要应用于有机化学品。具体使用工况下的添加量与规格要求，欢迎与技术团队沟通确认。

包装与储存

包装规格按订单/批次确认(不公开发布)

纯度规格按批次COA提供(不公开发布)

储存条件密封、阴凉干燥处保存

运输常规化工运输

样品可协商提供

交期现货/按订单安排

供应说明：1,3-二氯-5,5-二甲基乙内酰脲常规包装为按订单/批次确认(不公开发布)，储存时应密封置于阴凉干燥处，避免与氧化剂混放。济南圣和化工有限公司支持国内物流发货，大货交期与运费以订单确认为准。

质量与文件

每批产品随货提供 COA（分析证书）；可按需提供 MSDS/技术数据表及第三方检测报告。纯度与包装以批次 COA 及订单确认为准。

关于供应商

作为化工原料供应服务商，济南圣和化工有限公司长期服务于化工贸易、食品添加、医药中间体、日化原料等行业的采购需求。除 1,3-二氯-5,5-二甲基乙内酰脲外，您还可以在站内按 CAS 号或产品分类检索更多品类，获取规格与报价。

常见问题

1,3-二氯-5,5-二甲基乙内酰脲的 CAS 号是多少？

1,3-二氯-5,5-二甲基乙内酰脲的 CAS 号为 118-52-5。

该产品的纯度和包装规格是什么？

常规纯度规格为按批次COA提供(不公开发布)，包装为按订单/批次确认(不公开发布)，随货提供 COA。

1,3-二氯-5,5-二甲基乙内酰脲有什么用途？

主要应用于有机化学品。

如何购买或获取报价？

请发送邮件至 info@591daili.com 或通过 WhatsApp 联系，注明产品名称、CAS 号与需求数量，一个工作日内回复报价。供应商：济南圣和化工有限公司。

PubChem 公开数据

Description

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.

Identification

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

Computed Descriptors

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
Formal Charge	0

Physical & Chemical Properties

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]

Physical description & handling notes

1,3-dichloro-5,5-dimethylhydantoin is a white powder with a weak chlorine odor. Conflagrates at 414 °F (turns brown). Chlorine gas evolves at temperatures > 410 °F. (NTP, 1992)
Dry Powder
White powder with a chlorine-like odor; [NIOSH]
White powder with a chlorine-like odor.
Four-sided, pointed prisms from chloroform
White powder

GHS Hazard Classification

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]

Documented Uses

Used as a chlorinating agent, for organic synthesis, and to stabilize vinyl chloride polymers; [ACGIH] Used as a disinfectant and industrial deodorant; used in water treatment and laundry bleaches; [HSDB]
Using Disinfectants or Biocides [Category: Clean]
Sewer and Wastewater Treatment [Category: Industry]
Plastic Composites Manufacturing [Category: Industry]
Chlorinating agent, disinfectant, industrial deodorant. In water treatment. Active ingredient of powder laundry bleaches... .
Intermediate for amino acids, drugs, insecticides. Stabilizer for vinyl chloride polymers. Polymerization catalyst.

Synonyms

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

Frequently Asked Questions

What are the CAS number and molecular formula of 1,3-Dichloro-5,5-dimethylhydantoin?

CAS 118-52-5; molecular formula C5H6Cl2N2O2; molecular weight — g/mol.

What other names is 1,3-Dichloro-5,5-dimethylhydantoin known by?

1,3-DICHLORO-5,5-DIMETHYLHYDANTOIN, 118-52-5, Dantoin, Dactin, Halane, Daktin.

Is 1,3-Dichloro-5,5-dimethylhydantoin classified as hazardous?

Hazard statements reported: H272, H302, H314, H315, H317.

What are the key physical properties of 1,3-Dichloro-5,5-dimethylhydantoin?

Melting Point: 270 °F (NTP, 1992); Melting Point: 132 °C; Melting Point: 270 °F; Flash Point: 346 °F (NIOSH, 2024).

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.