甲基硫代膦二酰氯

Name: 甲基硫代膦二酰氯
Brand: 济南圣和化工有限公司

CAS 676-98-2CH3Cl2PSMW 148.98

济南圣和化工主营供应甲基硫代膦二酰氯（CAS 676-98-2），归类于无机化学品，分子式 CH3Cl2PS，分子量 148.98。我们面向国内化工贸易与生产企业提供稳定的现货供应，报价响应快，支持对公转账并可开具增值税发票。

产品概览

CAS号	676-98-2
分子式	CH3Cl2PS
分子量	148.98
熔点	-14.1 °F (USCG, 1999)
LogP	2.7
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	无机化学品
类别	无机化学品

应用领域

无机化学品

该产品的下游应用集中在无机化学品。不同客户工艺差异较大，我们支持按需提供样品与小批量试用。

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

供货能力：甲基硫代膦二酰氯备有现货，包装形式为按订单/批次确认(不公开发布)。我们支持对公转账并开具增值税发票，山东省内可安排快速配送，省外按物流时效发货，具体请联系 info@591daili.com。

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

济南圣和化工有限公司位于山东济南，主营化工原料供应，精选产品 3,000+ 种，覆盖有机化学品、无机化学品、食品添加剂、医药中间体等 12 大分类。我们随货提供 COA 分析证书，一个工作日内回复报价，欢迎国内外采购方长期合作。

常见问题

甲基硫代膦二酰氯的 CAS 号是多少？

甲基硫代膦二酰氯的 CAS 号为 676-98-2。

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。

甲基硫代膦二酰氯有什么用途？

主要应用于无机化学品。

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

methylphosphonothioic dichloride · CAS 676-98-2 · CH3Cl2PS. UNII RCF8ALN4GS. Melting Point: -14.1 °F (USCG, 1999); Melting Point: -25.6 °C; Density: 1.35-1.42 @25 °C.

Identification

CAS Registry Number	676-98-2
PubChem CID	61195
Molecular formula	CH3Cl2PS
IUPAC name	dichloro-methyl-sulfanylidene-λ5-phosphane
UNII (FDA)	RCF8ALN4GS

Computed Descriptors

Molecular Weight	148.98
XLogP3	2.7
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	1
Rotatable Bond Count	0
Exact Mass	147.9070137
Monoisotopic Mass	147.9070137
Topological Polar Surface Area	32.1
Heavy Atom Count	5
Formal Charge	0

Physical & Chemical Properties

Melting Point	-14.1 °F (USCG, 1999)
Melting Point	-25.6 °C
Density	1.35-1.42 @25 °C

Physical description & handling notes

Methyl phosphonothioic dichloride, [anhydrous] appears as a colorless liquid with a pungent odor. Noncombustible. Toxic by inhalation. Denser than water. Corrosive to metal and tissue.
greater than 122 °F (USCG, 1999)
1.42 at 68 °F (USCG, 1999) - Denser than water; will sink

GHS Hazard Classification

Reported hazard statements	H314 (100%)

H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]

P260, P264, P280, P301+P330+P331, P302+P361+P354, P304+P340, P305+P354+P338, P316, P321, P363, P405, and P501 (click each P-code to see the statement)

Synonyms

METHYLPHOSPHONOTHIOIC DICHLORIDE; 676-98-2; Methylthiophosphonic dichloride; Dichloromethylphosphine sulfide; Methyldichlorophosphine sulfide; Methylphosphonothioyl dichloride; Methyl phosphonothioic dichloride; Methanephosphonothioic dichloride; EINECS 211-636-5; Methylthionophosphonic dichloride; Methylthiophosphonic acid dichloride; methyl phosphonothioic dichloride, (anhydrous); METHYL PHOSPHONOTHIOIC DICHLORIDE, [ANHYDROUS]; RefChem:818045; 211-636-5; Phosphonothioic dichloride, methyl-

Frequently Asked Questions

What are the CAS number and molecular formula of methylphosphonothioic dichloride?

CAS 676-98-2; molecular formula CH3Cl2PS; molecular weight — g/mol.

What other names is methylphosphonothioic dichloride known by?

METHYLPHOSPHONOTHIOIC DICHLORIDE, 676-98-2, Methylthiophosphonic dichloride, Dichloromethylphosphine sulfide, Methyldichlorophosphine sulfide, Methylphosphonothioyl dichloride.

Is methylphosphonothioic dichloride classified as hazardous?

Hazard statements reported: H314.

What are the key physical properties of methylphosphonothioic dichloride?

Melting Point: -14.1 °F (USCG, 1999); Melting Point: -25.6 °C; Density: 1.35-1.42 @25 °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.