methylphosphonous dichloride (CAS 676-83-5) — formula CH3Cl2P, molecular weight 116.91; category inorganic chemicals.
methylphosphonous dichloride (CAS 676-83-5) is a chemical raw material in the inorganic chemicals category. Its molecular formula CH3Cl2P comprises 1 C, 3 H, 2 Cl, 1 P atoms. Its molecular weight is about 116.91. Reported physicochemical data: LogP about 1.5. 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 | 676-83-5 |
|---|---|
| Molecular Formula | CH3Cl2P |
| Molecular Weight | 116.91 |
| LogP | 1.5 |
| Applications | Phosphonous dichloride, P-methyl-: ACTIVE |
| Category | Inorganic Chemicals |
Documented applications: Phosphonous dichloride, P-methyl-: ACTIVE.
methylphosphonous dichloride is an inorganic compound with CAS registry number 676-83-5 and molecular formula CH3Cl2P (molecular weight 116.91), belonging to the inorganic chemicals segment of chemical raw materials.
CAS number: 676-83-5
Its molecular formula CH3Cl2P comprises 1 C, 3 H, 2 Cl, 1 P atoms.
Also known as: methylphosphonous dichloride · 甲基二氯化膦
Category: inorganic chemicals
The CAS registry number of methylphosphonous dichloride is 676-83-5.
Molecular formula CH3Cl2P, molecular weight 116.91.
It is also registered under: methylphosphonous dichloride, 甲基二氯化膦.
Recorded applications: Phosphonous dichloride, P-methyl-: ACTIVE.
Category: Inorganic 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 methylphosphonous dichloride (CAS 676-83-5), compiled from public chemistry databases.
| CAS Registry Number | 676-83-5 |
|---|---|
| PubChem CID | 61194 |
| Molecular formula | CH3Cl2P |
| IUPAC name | dichloro(methyl)phosphane |
| UNII (FDA) | NS00002674 |
| Molecular Weight | 116.91 |
|---|---|
| XLogP3 | 1.5 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 0 |
| Rotatable Bond Count | 0 |
| Exact Mass | 115.9349425 |
| Monoisotopic Mass | 115.9349425 |
| Topological Polar Surface Area | 0 |
| Heavy Atom Count | 4 |
| Density | 1.3 @25 °C |
|---|---|
| Vapor Pressure | 75.0 [mmHg] |
676-83-5; Methylphosphonous dichloride; Methyl phosphonous dichloride; Methylphosphorus dichloride; PHOSPHONOUS DICHLORIDE, METHYL-; Phosphonous dichloride, P-methyl-; EINECS 211-631-8; DTXSID1060978; EC 211-631-8; Phosphine, dichloromethyl; RefChem:818046; methylphosphinic dichloride; DTXCID6044931; METHYLPHOSPHINOUS DICHLORIDE; 211-631-8; Methyldichlorophosphine
| Reported hazard statements | H226 (29.1%), H250 (100%), H301 (26.4%), H302, H332 (70.9%), H311 (26.4%), H314 (100%), H318 (70.9%) |
|---|
H226 (29.1%): Flammable liquid and vapor [Warning Flammable liquids]
H250 (100%): Catches fire spontaneously if exposed to air [Danger Pyrophoric liquids]
methylphosphonous dichloride · CAS 676-83-5 · CH3Cl2P. UNII NS00002674. Density: 1.3 @25 °C; Vapor Pressure: 75.0 [mmHg].
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 甲基二氯化膦