Pyrocatéchol (120-80-9)

General informations

Last verification the 06/06/2017

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Identification

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Numero CAS

120-80-9

Nom scientifique (FR)

Catéchol

Nom scientifique (EN)

benzene-1,2-diol

Autres dénominations scientifiques (FR)

pyrocatéchol

Autres dénominations scientifiques (Autre langues)

1,2-dihydroxybenzene ; pyrocatechol ; Pyrocatechol ; pirocatecol ; benzen-1,2-diol ; 1,2-diidrossibenzene ; 1,2-dihydroksybenzen ; 1,2-dihidroksibenzenas, ; 1,2-dihidroxibenceno ; pirocatecolo ; pyrocatechol

Code EC

204-427-5

Code SANDRE

6562

Number CIPAC

-

Formule chimique brute

\(\ce{ C6H6O2 }\)

Code InChlKey

YCIMNLLNPGFGHC-UHFFFAOYSA-N

Code SMILES

Oc(c(O)ccc1)c1

CLP classification

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Type de classification

Harmonisée

ATP insertion

CLP00/ATP13

Description de la classification

Classification harmonisée selon réglement 1272/2008 ou CLP

Hazard statements

H301

H311

Toxique, irritant, sensibilisant, narcotique.

H315

H319

Sensibilisant, cancérogène, mutagène, reprotoxique

H341

H350

Hazard statement - Code	H301
Hazard statement - Text	Toxique en cas d'ingestion
Hazard class(es)	Toxicité aiguë
EU hazard label	-

Hazard statement - Code	H311
Hazard statement - Text	Toxique par contact cutané
Hazard class(es)	Toxicité aiguë
EU hazard label	-
Specific concentration limits	-
M factor	-
Acute toxicity estimate	Dermal: ATE = 600 mg/kg bw;Oral: ATE = 300 mg/kg bw

ECHA sheet

Hazard statement - Code	H315
Hazard statement - Text	Provoque une irritation cutanée
Hazard class(es)	Corrosion / Irritation cutanée
EU hazard label	-

Hazard statement - Code	H319
Hazard statement - Text	Provoque une sévère irritation des yeux
Hazard class(es)	Lésions oculaires graves/irritation oculaire
EU hazard label	-
Specific concentration limits	-
M factor	-
Acute toxicity estimate	Dermal: ATE = 600 mg/kg bw;Oral: ATE = 300 mg/kg bw

ECHA sheet

Hazard statement - Code	H341
Hazard statement - Text	Susceptible d'induire des anomalies génétiques (indiquer la voie d'exposition s'il est formellement prouvé qu'aucune autre voie d'exposition ne conduit au même danger)
Hazard class(es)	Mutagénicité sur les cellules germinales
EU hazard label	-

Hazard statement - Code	H350
Hazard statement - Text	Peut provoquer le cancer (indiquer la voie d'exposition s'il est formellement prouvé qu'aucune autre voie d'exposition ne conduit au même danger)
Hazard class(es)	Cancerogénicité
EU hazard label	-
Specific concentration limits	-
M factor	-
Acute toxicity estimate	Dermal: ATE = 600 mg/kg bw;Oral: ATE = 300 mg/kg bw

ECHA sheet

Regulations

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Règlement CLP - Annexe VI - Classification et étiquetage harmonisés pour certaines substances dangereuses

Physico Chemistry

Last verification the 06/06/2017

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Generalities

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Poids moléculaire

110.11 g/mol

Parameters table

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Parameters table
Value name	Value	Commentary	Source
Hydrosolubilité	449000 mg.L^-1	valeur moyenne à 20°C	UNEP p.49
Densité	1.355 -		UNEP p.49
Pression de vapeur	3 Pa	valeur extrapolée à 25°C à partir de valeurs mesurées entre 118.5°C et 245.5°C	UNEP p.49
Point de fusion	104 °C		UNEP p.49
Constante de Henry	0.000735 Pa.m³.mol^-1	calculée	UNEP p.49
Coefficient de partage octanol/eau (Log Kow)	0.84 -	valeur miminale mesurée à 20°C	UNEP p.49
Coefficient de partage octanol/eau (Log Kow)	1.01 -	valeur maximale mesurée à 20°C	UNEP p.49

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Behavior

Last verification the 06/06/2017

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Matrixes

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Fresh water environment

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Parameters table
Value name	Value	Temperature	Pressure	Granulometry	Humidity	Guideline	ineris method	Commentary	Source
Coefficient de partage eau matière en suspension	11.8 L.kg^-1							calculé à partir du Koc (TGD)	UNEP p.49

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Sediment fresh water environment

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Parameters table
Value name	Value	Temperature	Pressure	Granulometry	Humidity	Guideline	ineris method	Commentary	Source
Coefficient de partage eau sédiment	5.9 L.kg^-1							calculé à partir du Koc (TGD)	UNEP p.49

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Terrestrial environment

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Parameters table
Value name	Value	Temperature	Pressure	Granulometry	Humidity	Guideline	ineris method	Commentary	Source
Coefficient de partage carbone organique/Eau (Koc)	118.4 L.kg^-1							valeur mesurée pour un sol argileuse	UNEP p.49
Coefficient de partage eau/sol	2.4 L.kg^-1							calculé à partir du Koc (TGD)	UNEP p.49

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Persistence

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Biodegradability

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

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Abiotic degradability

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Parameters table
Value name	Value	Temperature	Pressure	Granulometry	Humidity	Guideline	ineris method	Commentary	Source
Photolyse	0.6 jour							calculée	UNEP p.49

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Bioaccumulation

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Aquatic organisms

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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 -										calculé	UNEP p.49

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Toxicology

Last verification the 06/06/2017

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Accidental values

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Other accidental thresholds

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Other accidental thresholds
ineris name	Duration	Value	Source	Status state	Commentary
PAC-1	60 min	15 ppm	EHSS (2018)	Final	TLV-TWA x 3, rat 480-min TCLo, TEEL-2 x 6
PAC-2	60 min	96 ppm	EHSS (2018)	Final	TLV-TWA x 3, rat 480-min TCLo, TEEL-2 x 6
PAC-3	60 min	570 ppm	EHSS (2018)	Final	TLV-TWA x 3, rat 480-min TCLo, TEEL-2 x 6

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Regulatory values

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Valeurs réglementaires
ineris name	Value	Source	Commentary	Critical effect retained	Status state	Duration of exposure	Environment	Exposure source	Factor	Management context	Age-Dependent Adjustments Factors	ADAF - Age range	ADAF - Value	ADAF - URL
VLEP 8h	5 ppm	INRS (2024)	Valeur limite admise (circulaire)		Final		Air	Lieux de travail
VLEP 8h	20 mg.m^-3	INRS (2024)	Valeur limite admise (circulaire)		Final		Air	Lieux de travail

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Reference values

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Other values of recognized organizations

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Autres valeurs des organismes reconnus
ineris name	Value	Source	Commentary	Critical effect retained	Status state	Duration of exposure	Environment	Exposure source	Factor	Management context	Age-Dependent Adjustments Factors	ADAF - Age range	ADAF - Value	ADAF - URL
TDI	40 µg.kg^-1.j^-1	RIVM (2001)	Dihydroxybenzenes (total): TDI de 25 µg/kg/j		Final		Eau

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Ecotoxicology

Last verification the 06/06/2017

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Hazards

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Hazard values

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Environment

Valeurs de danger
ineris name	Value	Taxon	Source
CL/CE50	22 mg.L^-1	Algue	UNEP p.49
CL/CE50	1.7 mg.L^-1	Invertebré	UNEP p.49
CL/CE50	8.9 mg.L^-1	Poisson	UNEP p.49

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Ecotoxicological values

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Guide values

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Environment

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	0.0017 mg.L^-1	Eau douce				1000	extrapolation		Yes		UNEP p.49

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