Identification

Numero CAS

87-56-9

Nom scientifique (FR)

Acide Mucochlorique

Nom scientifique (EN)

2,3-dichloro-4-oxobut-2-enoic acid

Autres dénominations scientifiques (Autre langues)

(Z)-2,3-Dichloro-4-oxo-2-butenoic acid ; (Z)-Dichloro-4-oxomalealdehydic acid ; 2,3-Dichloromaleic aldehyde acid ; 2-Butenoic acid, 2,3-dichloro-4-oxo-, (Z) ; 3,4-Dichloro-2-hydroxycrotonlactonic acid ; 3,4-Dichloro-2-hydroxycrotonolactone ; Acrylic acid, 2,3-dichloro-3-formyl- ; Aldehydodichloromaleic acid ; alpha,beta-Dichloro-beta-formyl acrylic acid ; dichloromalealdehydic acid ; Malealdehydic acid, dichloro- ; Malealdehydic acid, dichloro-4-oxo-, (Z)-

Code EC

201-752-4

Code SANDRE

-

Number CIPAC

-

Formule chimique brute

\(\ce{ C4H2Cl2O3 }\)

Code InChlKey

LUMLZKVIXLWTCI-UHFFFAOYSA-N

Code SMILES

O=CC(=C(C(=O)O)Cl)Cl

Generalities

Poids moléculaire

168.96 g/mol

Parameters table

Parameters table
Value name Value Temperature Pressure Granulometry Humidity Guideline ineris method Commentary Source
Hydrosolubilité 27000 mg.L-1
à 20°C
UNEP (2005) p.26
Densité 0.95 - UNEP (2005) p.26
Pression de vapeur 0.139 Pa
calculée à 25°C
UNEP (2005) p.26
Point de fusion 125.5 °C UNEP (2005) p.26
Constante de Henry 0.00087 Pa.m3.mol-1
calculée
UNEP (2005) p.26
Coefficient de partage octanol/eau (Log Kow) 0.7 -
mesuré à 25°C
UNEP (2005) p.26
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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 0.1 L.kg-1
calculé à partir du Koc (TGD)
UNEP (2005) p.26
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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 0.05 L.kg-1
calculé à partir du Koc (TGD)
UNEP (2005) p.26
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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 L.kg-1
calculé avec PCKOWIN, le Koc peut varier avec le pH
UNEP (2005) p.26
Coefficient de partage eau/sol 0.02 L.kg-1
calculé à partir du Koc (TGD)
UNEP (2005) p.26
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Persistence

Biodegradability

Parameters table
Value name Value Temperature Pressure Granulometry Humidity Guideline ineris method Commentary Source
Biodégradabilité non biodégradable -
La substance est partiellement biodegradable après une adaptation appropriée.
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Abiotic degradability

Parameters table
Value name Value Temperature Pressure Granulometry Humidity Guideline ineris method Commentary Source
Photolyse 0.9 jour
calculée
UNEP (2005) p.26
Photolyse 0.3 jour UNEP (2005) p.26
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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 3.162 - Calcul EPA
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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 62 mg.L-1 Algue UNEP (2005) p.26
CL/CE50 13 mg.L-1 Invertebré UNEP (2005) p.26
CL/CE50 123 mg.L-1 Poisson UNEP (2005) p.26
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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 0.013 mg.L-1 Eau douce 1000
extrapolation
Yes UNEP (2005) p.26
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