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Methanephosphonic dichloride

CAS 676-97-1CH3Cl2OPMW 132.91

Methanephosphonic dichloride (CAS No. 676-97-1) 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 Inorganic Chemicals. Bulk quantities are available with COA; purity and packaging are subject to batch COA and order confirmation.

Specifications

CAS Number676-97-1
Molecular FormulaCH3Cl2OP
Molecular Weight132.91
Melting Point95-99 °F
Boiling Point325 °F
LogP1
Purity按批次COA提供(不公开发布)
Packaging按订单/批次确认(不公开发布)
ApplicationsInorganic Chemicals
CategoryInorganic Chemicals

Where it is used

Inorganic Chemicals

Packaging & Supply

Packaging按订单/批次确认(不公开发布)
Purity按批次COA提供(不公开发布)
StorageSealed, cool and dry place
Lead TimeIn stock / per order

Documents & Support

COA provided with every batch; MSDS and technical documents available on request. Email us with product name and CAS number for a quote within one business day.

Frequently Asked Questions

What is the CAS number of Methanephosphonic dichloride?

The CAS number of Methanephosphonic dichloride is 676-97-1.

What purity and packaging are available?

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.

What are the applications of Methanephosphonic dichloride?

Main applications include Inorganic Chemicals.

How do I buy Methanephosphonic dichloride or get a quote?

Email info@591daili.com or reach us on WhatsApp with the product name, CAS number and required quantity; quotes within one business day. Supplier: Jinan Shenghe Chemical Co., Ltd..

PubChem Public Data

Description

Methanephosphonic dichloride · CAS 676-97-1 · CH3Cl2OP. UNII 2XGZ22DHQ2. Boiling Point: 325 °F; Boiling Point: 162 °C; Boiling Point: 162 °C @760 [mm Hg].

Identification

CAS Registry Number676-97-1
PubChem CID12671
Molecular formulaCH3Cl2OP
IUPAC namedichlorophosphorylmethane
UNII (FDA)2XGZ22DHQ2

Computed Descriptors

Molecular Weight132.91
XLogP31
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count1
Rotatable Bond Count0
Exact Mass131.9298571
Monoisotopic Mass131.9298571
Topological Polar Surface Area17.1
Heavy Atom Count5
Formal Charge0

Physical & Chemical Properties

Boiling Point325 °F
Boiling Point162 °C
Boiling Point162 °C @760 [mm Hg]
Melting Point95-99 °F
Melting Point32 °C
Density1.39 g/cu cm at 38 °C
Vapor Pressure760 mm Hg at 163 °C

Physical description & handling notes

  • Strongly irritates skin. Contact may destroy or irreversibly alter skin tissue. Very toxic by ingestion, inhalation, or by skin absorption. Combustible, though may be difficult to ignite.
  • A solid below 95-99 deg F; [HSDB] Colorless liquid; Melting point = 90-93 deg F; [MSDSonline]
  • Low melting solid
  • Pungent odor
  • When heated to decomposition it emits toxic fumes of /hydrogen chloride and phosphorus oxides/.
  • Index of refraction: 1.462 at 38 °C

GHS Hazard Classification

Reported hazard statementsH314 (100%), H330 (100%), H318, H371, H373

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

H330 (100%): Fatal if inhaled [Danger Acute toxicity, inhalation]

Documented Uses

  • Used for the preparation of oligonucleotides; [HSDB]
  • For the preparation of oligonucleotides containing methylphosphonates at defined sites.
  • Schedule 2B precursor to sarin, soman, DF, and chlorosoman.
  • The oxidation of low-valency organophosphorus compounds ... This method is used in the production of methylphosphonic acid dichloride (676-97-1) by reaction of methyldichlorophosphine with sulfuryl chloride or chlorosulfuric acid.
  • /Four methods of synthesis/: 1) dimethyldiphosphonic acid, phosphorus trichloride; 2) dimethyldiphosphonic acid, methylphosphonous dichloride; 3) DMMP, thionyl chloride; 4) "Perren- Kinnear" complex and methylene chloride.
  • Phosphonic dichloride, P-methyl-: ACTIVE

Synonyms

METHYLPHOSPHONIC DICHLORIDE; 676-97-1; Methylphosphonyl dichloride; Methyl phosphonic dichloride; methylphosphonic acid dichloride; Methylphosphonyl chloride; HSDB 6329; Methanephosphonic dichloride; Dichloromethylphosphine oxide; EINECS 211-634-4; BRN 1071305; CH3POCl2; DTXSID6060979; Methanephosphonic acid dichloride; Phosphonodichloridic acid, methyl-; 4-04-00-03509 (Beilstein Handbook Reference)

Frequently Asked Questions

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

CAS 676-97-1; molecular formula CH3Cl2OP; molecular weight — g/mol.

What other names is Methanephosphonic dichloride known by?

METHYLPHOSPHONIC DICHLORIDE, 676-97-1, Methylphosphonyl dichloride, Methyl phosphonic dichloride, methylphosphonic acid dichloride, Methylphosphonyl chloride.

Is Methanephosphonic dichloride classified as hazardous?

Hazard statements reported: H314, H330, H318, H371, H373.

What are the key physical properties of Methanephosphonic dichloride?

Boiling Point: 325 °F; Boiling Point: 162 °C; Boiling Point: 162 °C @760 [mm Hg]; Melting Point: 95-99 °F.

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.

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