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Dimethyl methanephosphonate

CAS 756-79-6C3H9O3PMW 124.08

Dimethyl methanephosphonate (CAS No. 756-79-6) 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 Organic Chemicals. Bulk quantities are available with COA; purity and packaging are subject to batch COA and order confirmation.

Specifications

CAS Number756-79-6
Molecular FormulaC3H9O3P
Molecular Weight124.08
Melting Point<50 °C
Boiling Point358 °F at 760 mmHg (NTP, 1992)
LogP-0.7
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)
ApplicationsOrganic Chemicals
CategoryOrganic Chemicals

Where it is used

Organic 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 Dimethyl methanephosphonate?

The CAS number of Dimethyl methanephosphonate is 756-79-6.

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 Dimethyl methanephosphonate?

Main applications include Organic Chemicals.

How do I buy Dimethyl methanephosphonate 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

Dimethyl Methyl Phosphonate · CAS 756-79-6 · C3H9O3P. UNII 20Z996230U. Boiling Point: 358 °F at 760 mmHg (NTP, 1992); Boiling Point: 181 °C; 79.5 °C at 20 mm Hg; Boiling Point: 181 °C @760 [mm Hg].

Identification

CAS Registry Number756-79-6
PubChem CID12958
Molecular formulaC3H9O3P
IUPAC name[methoxy(methyl)phosphoryl]oxymethane
UNII (FDA)20Z996230U

Computed Descriptors

Molecular Weight124.08
XLogP3-0.7
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count3
Rotatable Bond Count2
Exact Mass124.02893114
Monoisotopic Mass124.02893114
Topological Polar Surface Area35.5
Heavy Atom Count7
Formal Charge0

Physical & Chemical Properties

Boiling Point358 °F at 760 mmHg (NTP, 1992)
Boiling Point181 °C; 79.5 °C at 20 mm Hg
Boiling Point181 °C @760 [mm Hg]
Melting Point<50 °C
Flash Point110 °F (NTP, 1992)
Density1.1507 g/cu cm at 20 °C
Density1.168 @ 20°C
Vapor Pressure1.2 mmHg at 77 °F (NTP, 1992)
Vapor Pressure1.2 [mmHg]
Vapor Pressure0.962 mm Hg at 25 °C

Physical description & handling notes

  • Dimethyl methylphosphonate is a clear colorless liquid with a pleasant odor. (NTP, 1992)
  • Liquid
  • Colorless liquid; [Merck Index] Pleasant odor; [CAMEO]
  • Colorless liquid
  • greater than or equal to 100 mg/mL at 70 °F (NTP, 1992)
  • Miscible in alcohol, ether, benzene, acetone, carbon tetrachloride; insoluble in heavy mineral oil

GHS Hazard Classification

Reported hazard statementsH226 (15.3%), H318 (41.2%), H319 (57.6%), H332 (16%), H340 (82.4%), H361 (10.7%), H227, H351

H226 (15.3%): Flammable liquid and vapor [Warning Flammable liquids]

H318 (41.2%): Causes serious eye damage [Danger Serious eye damage/eye irritation]

Documented Uses

  • Used in NMR probe for cell volume, as a flame retardant, and to simulate nerve agents such as sarin; [Merck Index] Used in heavy metal extraction and solvent separation; Also used as a pre-ignition additive for gasoline, an antifoam agent, a plasticizer and stabilizer, a textile conditioner and antistatic agent, and an additive in solvents and hydraulic fluids; [HSDB]
  • Petroleum Production and Refining [Category: Industry]
  • Textiles (Printing, Dyeing, or Finishing) [Category: Industry]
  • Metal Extraction and Refining [Category: Industry]
  • IN HEAVY METAL EXTRACTION & SOLVENT SEPARATION; PRE-IGNITION ADDITIVE FOR GASOLINE; ANTIFOAM AGENT; PLASTICIZER & STABILIZER; TEXTILE CONDITIONER & ANTISTATIC AGENT; ADDITIVE IN SOLVENTS & LOW TEMP HYDRAULIC FLUIDS
  • ... Simulate/s/ the physical and spectroscopic (but not the biologic) properties of anticholinesterase (nerve) agents. Dimethyl methylphosphonate is also used as a flame retardant, a preignition additive for gasoline, an antifoam agent, a plasticizer and stabilizer, a textile conditioner and antistatic agent, and an additive for solvents and low-temperature hydraulic fluids.

Synonyms

DIMETHYL METHYLPHOSPHONATE; 756-79-6; DMMP; Fyrol DMMP; Pyrol dmmp; Dimethylmethylphosphonate; Dimethyl methanephosphonate; Phosphonic acid, methyl-, dimethyl ester; Dimethoxymethylphosphine oxide; NCI-C54762; Methanephosphonic acid dimethyl ester; Methyl phosphonic acid, dimethyl ester; DTXSID0020494; Phosphonic acid, methyl-,dimethyl ester; NSC-62240; DTXCID40494

Frequently Asked Questions

What are the CAS number and molecular formula of Dimethyl Methyl Phosphonate?

CAS 756-79-6; molecular formula C3H9O3P; molecular weight — g/mol.

What other names is Dimethyl Methyl Phosphonate known by?

DIMETHYL METHYLPHOSPHONATE, 756-79-6, DMMP, Fyrol DMMP, Pyrol dmmp, Dimethylmethylphosphonate.

Is Dimethyl Methyl Phosphonate classified as hazardous?

Hazard statements reported: H226, H318, H319, H332, H340.

What are the key physical properties of Dimethyl Methyl Phosphonate?

Boiling Point: 358 °F at 760 mmHg (NTP, 1992); Boiling Point: 181 °C; 79.5 °C at 20 mm Hg; Boiling Point: 181 °C @760 [mm Hg]; Melting Point: <50 °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.

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