Identification

Numero CAS

868-85-9

Nom scientifique (FR)

Phosphonate de Diméthyle

Nom scientifique (EN)

Dimethyl phosphonate

Autres dénominations scientifiques (FR)

Ester diméthylique de l'acide phosphonique

Autres dénominations scientifiques (Autre langues)

dimethyl hydrogen phosphite ; dimethylphosphite ; dimethyl hydrogen phosphonate ; phosphorous acid dimethyl ester ; dimethylphosphonate ; bis(hydroxymethyl)phosphine oxide ; dimethoxyphosphine oxide ; dimethyl acid phosphite ; dimethyl phosphorous acid ; dimethylester kyselini fosforite ; dimethylhydrogenphosphite ; dmhp ; hydrogen dimethyl phosphite ; o-dimethyl phosphonate ; phosphonic acid, dimethyl ester

Code EC

212-783-8

Code SANDRE

-

Number CIPAC

-

Formule chimique brute

\(\ce{ C2H7O3P }\)

Code InChlKey

HZCDANOFLILNSA-UHFFFAOYSA-N

Code SMILES

O=P(OC)OC

Generalities

Poids moléculaire

110.05 g/mol

Parameters table

Parameters table
Value name Value Temperature Pressure Granulometry Humidity Guideline ineris method Commentary Source
Hydrosolubilité 100000 mg.L-1
valeur minimale à 19,5°C
UNEP (2006) p.131
Densité 1.2 - UNEP (2006) p.131
Pression de vapeur 135 Pa
à 20°C
UNEP (2006) p.131
Point de fusion -60 °C UNEP (2006) p.131
Constante de Henry 0.149 Pa.m3.mol-1
calculée - TGD
UNEP (2006) p.131
Coefficient de partage octanol/eau (Log Kow) -1.2 -
calculé
UNEP (2006) p.131
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Matrixes

Fresh water environment

Parameters table
Value name Value Temperature Pressure Granulometry Humidity Guideline ineris method Commentary Source
Coefficient de partage eau matière en suspension 0.26 L.kg-1
calculé à partir du Koc (TGD)
UNEP (2006) p.131
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Sediment fresh water environment

Parameters table
Value name Value Temperature Pressure Granulometry Humidity Guideline ineris method Commentary Source
Coefficient de partage eau sédiment 0.13 L.kg-1
calculé à partir du Koc (TGD)
UNEP (2006) p.131
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Terrestrial environment

Parameters table
Value name Value Temperature Pressure Granulometry Humidity Guideline ineris method Commentary Source
Coefficient de partage carbone organique/Eau (Koc) 1.36 L.kg-1
pour le monométhylphosphonate (MMP)
UNEP (2006) p.131
Coefficient de partage carbone organique/Eau (Koc) 2.62 L.kg-1
pour le diméthylphosphonate (DMP)
UNEP (2006) p.131
Coefficient de partage eau/sol 0.05 L.kg-1
calculé à partir du Koc (TGD)
UNEP (2006) p.131
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Persistence

Biodegradability

Parameters table
Value name Value Temperature Pressure Granulometry Humidity Guideline ineris method Commentary Source
Biodégradabilité non facilement biodégradable -
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Abiotic degradability

Parameters table
Value name Value Temperature Pressure Granulometry Humidity Guideline ineris method Commentary Source
Hydrolyse 0.013 jour
valeur minimale à pH 9, les produits de dégradations principaux : le MMP, l'acide phosphorique et le méthanol
UNEP (2006) p.131
Hydrolyse 0.125 jour
à pH 7
UNEP (2006) p.131
Hydrolyse 19.6 jour
à pH 4
UNEP (2006) p.131
Photolyse 0.12 jour UNEP (2006) p.131
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Accidental values

Other accidental thresholds

Other accidental thresholds
ineris name Duration Value Source Status state Commentary
AEGL-1 10 min NR ppm EPA Interim
Not recommended due to insufficient data
AEGL-1 30 min NR ppm EPA Interim
Not recommended due to insufficient data
AEGL-1 60 min NR ppm EPA Interim
Not recommended due to insufficient data
AEGL-1 240 min NR ppm EPA Interim
Not recommended due to insufficient data
AEGL-1 480 min NR ppm EPA Interim
Not recommended due to insufficient data
AEGL-2 10 min 120 ppm EPA Interim
AEGL-2 30 min 120 ppm EPA Interim
AEGL-2 60 min 95 ppm EPA Interim
AEGL-2 240 min 60 ppm EPA Interim
AEGL-2 480 min 39 ppm EPA Interim
AEGL-3 10 min 190 ppm EPA Interim
AEGL-3 30 min 190 ppm EPA Interim
AEGL-3 60 min 150 ppm EPA Interim
AEGL-3 240 min 96 ppm EPA Interim
AEGL-3 480 min 63 ppm EPA Interim
PAC-1 60 min 8,6 mg.m-3 EHSS (2018) Final
AEGL-2/11, AEGL-2, AEGL-3
PAC-2 60 min 95 mg.m-3 EHSS (2018) Final
AEGL-2/11, AEGL-2, AEGL-3
PAC-3 60 min 150 mg.m-3 EHSS (2018) Final
AEGL-2/11, AEGL-2, AEGL-3
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Hazards

Hazard values

Valeurs de danger
ineris name Specie Value Trofic level Taxon Matrix Life stage Effect Detailed effect Duration of exposure ineris method Guideline Commentary Source
CL/CE50 >=100 mg.L-1 Algue UNEP (2006) p.131
CL/CE50 25 mg.L-1 Invertebré UNEP (2006) p.131
CL/CE50 225 mg.L-1 Poisson UNEP (2006) p.131
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Ecotoxicological values

Guide values

Valeurs guides
ineris name Value Matrix Target Critical effect retained Duration of exposure Factor Commentary Status state Value retained by INERIS Year Source
PNEC chronique / AA-QSwater_eco 0.025 mg.L-1 Eau douce 1000
Cette PNEC couvrent la toxicité du DMP et celle de ses produits d'hydrolyse. - extrapolation
Yes UNEP (2006) p.131
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