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Merck
CN

D169102

Dimethyl methylphosphonate

≥98%

Synonym(s):

Dimethoxymethyl phosphine oxide, Fyrol DMMP, Methanephosphonic acid dimethyl ester, NSC 62240, Reoflam DMMP

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About This Item

Linear Formula:
CH3P(O)(OCH3)2
CAS Number:
756-79-6
Molecular Weight:
124.08
UNSPSC Code:
12352108
NACRES:
NA.22
PubChem Substance ID:
24893515
EC Number:
212-052-3
Beilstein/REAXYS Number:
878263
MDL number:
MFCD00008349

Key Documents

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Product Name

Dimethyl methylphosphonate, ≥98%

InChI key

VONWDASPFIQPDY-UHFFFAOYSA-N

InChI

1S/C3H9O3P/c1-5-7(3,4)6-2/h1-3H3

SMILES string

COP(C)(=O)OC

vapor pressure

<0.1 mmHg ( 20 °C)

assay

≥98%

form

liquid

reaction suitability

reaction type: C-C Bond Formation

refractive index

n20/D 1.413 (lit.)

bp

181 °C (lit.)

density

1.145 g/mL at 25 °C (lit.)

Quality Level

200

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Application

Reagent used in the conversion of esters to ketophosphonates.
Used to test SXFA-coated SAW chemical sensors for organophosphorous compound detection
Used as a chemical agent simulant for testing of protective performance of PSS membranes and functionalized sorbent membranes

Reactant for photocatalytic oxidation

Additive for synthesis of:
  • Flame retardant high phosphorous containing unsaturated polyester resin
  • UV-cured epoxy acrylate / microencapsulated phase change material

General description

Dimethyl methylphosphonate is a phosphorus-containing organic compound, commonly used as a flame retardant. It is also used in the preparation of β-ketophosphonates from esters.

pictograms

Health hazardExclamation mark
GHS08,GHS07

signalword

Danger

Hazard Classifications

Eye Irrit. 2 - Muta. 1B - Repr. 2

Storage Class

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

wgk

WGK 3

flash_point_f

156.2 °F - closed cup

flash_point_c

69 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

Regulatory Information

监管及禁止进口产品
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Certificates of Analysis (COA)

Lot/Batch Number
MKDB0497
MKCX1492
MKCW4080
MKCT4166
MKCT3796

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Tetrahedron Letters, 34, 4427-4427 (1993)
Dimethyl methylphosphonate (DMMP) as an efficient flame retardant additive for the lithium-ion battery electrolytes
Xiang HF, et al.
Journal of Power Sources, 173(1), 562-564 (2007)
A General Procedure for the Preparation of β-Ketophosphonates
Maloney KM and Chung JYL
The Journal of Organic Chemistry, 74(19), 7574-7576 (2009)
Tetrahedron Letters, 34, 6769-6769 (1993)
Tetrahedron, 49, 8541-8541 (1993)
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