Registration Dossier

Classification & Labelling & PBT assessment

DSD-DPD

General information

Name:
2-methylbut-2-ene
Not classified
Status:
67/548/EEC self classification
Remarks:
This substance is not listed in the Annex I of Council Regulation No (EC) 304/2003. However, the substance would be classified as follows under DSD based on current information for 2-methylbut-2-ene.

Classification

Explosiveness

Reason for no classification:
data conclusive but not sufficient for classification

Oxidising properties

Reason for no classification:
data conclusive but not sufficient for classification

Flammability

Classification:
F; R11 Highly flammable

Thermal stability

Reason for no classification:
data conclusive but not sufficient for classification

Acute toxicity

Classification:
R67 Vapours may cause drowsiness and dizziness.
Xn; R22 Harmful if swallowed.
Xn; R65 Harmful: may cause lung damage if swallowed.

Acute toxicity - irreversible damage after single exposure

Reason for no classification:
data conclusive but not sufficient for classification

Repeated dose toxicity

Reason for no classification:
data conclusive but not sufficient for classification

Irritation / corrosion

Classification:
Xi; R38 Irritating to skin.

Sensitisation

Reason for no classification:
data conclusive but not sufficient for classification

Carcinogenicity

Classification:
Carc. Cat. 3; R40 Limited evidence of a carcinogenic effect.

Mutagenicity - genetic toxicity

Classification:
Muta. Cat. 3; R68 Possible risk of irreversible effects.

Toxicity to reproduction - fertility

Reason for no classification:
data conclusive but not sufficient for classification

Toxicity to reproduction - development

Reason for no classification:
data conclusive but not sufficient for classification

Toxicity to reproduction - breastfed babies

Reason for no classification:
data conclusive but not sufficient for classification

Environment

Classification:
N; R51/53 Dangerous for the environment; Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.

Labelling

Indication of danger

F - highly flammable
N - dangerous for the environment
Xi - irritant
Xn - harmful

Risk phrases

R11 - Highly flammable
R22 - Harmful if swallowed
R38 - Irritating to skin
R40 - Limited evidence of a carcinogenic effect
R51/53 - Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment
R65 - Harmful: may cause lung damage if swallowed
R67 - Vapours may cause drowsiness and dizziness
R68 - Possible risk of irreversible effects

Safety phrases

S2 - keep out of the reach of children
S3 - keep in a cool place
S24 - avoid contact with skin
S29 - do not empty into drains
S33 - take precautionary measures against static discharges
S35 - this material and its container must be disposed of in a safe way
S43 - in case of fire, use ... (indicate in the space the precise type of fire-fighting equipment. if water increases risk, add 'never use water')
S45 - in case of accident or if you feel unwell, seek medical advice immediately (show the label where possible)
S53 - avoid exposure - obtain special instructions before use
S57 - use appropriate container to avoid environmental contamination
S61 - avoid release to the environment. refer to special instructions/safety data sheets
S62 - if swallowed, do not induce vomiting: seek medical advice immediately and show this container or label

Specific concentration limits

Notes