Identification

Numero CAS

75-38-7

Nom scientifique (FR)

1,1-Difluoréthylène

Nom scientifique (EN)

1,1-difluoroethene

Autres dénominations scientifiques (FR)

fluorure de vinylidène; Difluoro-1,1 éthylène

Autres dénominations scientifiques (Autre langues)

vinylidene fluoride ; 1,1-Difluoroethylene ; 1,1-Difluoroethene ; Vinylidene difluoride ; Difluoro 1.1 ethene ; Difluoro 1.1. ethylene ; Difluoro-1,1-ethylene ; Ethene, 1,1-difluoro- ; Ethylene, 1,1-difluoro- ; Fluoruro de vinilideno

Code EC

200-867-7

Code SANDRE

-

Number CIPAC

-

Formule chimique brute

\(\ce{ C2H2F2 }\)

Code InChlKey

BQCIDUSAKPWEOX-UHFFFAOYSA-N

Code SMILES

FC(F)=C

Generalities

Poids moléculaire

64.00 g/mol

Parameters table

Parameters table
Value name Value Temperature Pressure Granulometry Humidity Guideline ineris method Commentary Source
Hydrosolubilité 254 mg.L-1
à 25°C
UNEP (2003)
Densité 0.78 - UNEP (2003)
Pression de vapeur 3570000 Pa
à 20°C
UNEP (2003)
Point de fusion -144 °C UNEP (2003)
Constante de Henry 22900 Pa.m3.mol-1
calculée, EPIWIN
UNEP (2003)
Coefficient de partage octanol/eau (Log Kow) 1.24 -
calculé
UNEP (2003)
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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 0.712 L.kg-1
calculé à partir du Koc (TGD)
UNEP (2003)
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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 0.356 L.kg-1
calculé à partir du Koc (TGD)
UNEP (2003)
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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) 7.12 L.kg-1
calculé
UNEP (2003)
Coefficient de partage eau/sol 0.142 L.kg-1
calculé à partir du Koc (TGD)
UNEP (2003)
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Persistence

Abiotic degradability

Parameters table
Value name Value Temperature Pressure Granulometry Humidity Guideline ineris method Commentary Source
Photolyse 3.3 jour
calculée
UNEP (2003)
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Fresh water environment

Parameters table
Value name Value Temperature Pressure Granulometry Humidity Guideline ineris method Commentary Source
Temps de demie vie eau douce 0.033 jour
dans les eaux de rivière à 1m de profondeur
UNEP (2003)
Temps de demie vie eau douce 3.17 jour
dans les eaux de lac à 1m de profondeur
UNEP (2003)
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Bioaccumulation

Aquatic organisms

Organismes aquatiques
ineris name Specie Value Trofic level Taxon Matrix Life stage Effect Detailed effect Duration of exposure ineris method Guideline Commentary Source
Bioaccumulation BCF 1.8 -
valeur calculée, QSAR : EPIWIN / négligeable
UNEP (2003)
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Accidental values

Other accidental thresholds

Other accidental thresholds
ineris name Duration Value Source Status state Commentary
PAC-1 60 min 1500 ppm EHSS (2018) Final
TLV-TWA x 3, mouse 360-min TCLo, rat 240-min LC50
PAC-2 60 min 5600 ppm EHSS (2018) Final
TLV-TWA x 3, mouse 360-min TCLo, rat 240-min LC50
PAC-3 60 min 11000 ppm EHSS (2018) Final
TLV-TWA x 3, mouse 360-min TCLo, rat 240-min LC50
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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 149 mg.L-1 Algue UNEP (2003)
CL/CE50 122 mg.L-1 Invertebré UNEP (2003)
CL/CE50 246 mg.L-1 Poisson UNEP (2003)
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