TRIMETHYLACETIC ACID

CAS Number: 75-98-9

Also known as: ACIDE TRIMETHYLACETIQUE, alpha,alpha-DIMETHYLPROPIONIC ACID
Information on chemical

Information on chemical

External resources

CAMEO Chemical Database
WISER Substance List

Description

CAS number 75-98-9

Physical chemical data

Physical State (20°C) Solid
Density (kg/m3)
900 [Kg/m³] at a temperature of 20°C
Molar mass (g/mol) 102.13
Density of gas (kg/m3) 4.50 (E)
Boiling Point (°C) 164
Melting Point (°C) 36
Vapour Pressure (Pa)
10 [Pa] at a temperature of 20°C
Flash Point (°C) 63

Behaviour at sea

Additional data

Colour coloured
Odour odourless

Transportation data

Family name organic acids

Reactivity data

Water No
Acid(s) Yes
Base(s) Yes
Oxidizing agents Yes
Organic substance Yes

GESAMP Hazard profile

Bioaccumulation in logPow (A1A) 1 - ≥1 and <2
Bioaccumulation in BCF (A1B) 1 - ≥1 and <10
Bioaccumulation (A1) 1 - Very low potential to bioaccumulate
Biodegradation (A2) R - Readily biodegradable
Acute aquatic toxicity (B1) (LC/EC/IC50 (mg/l)) 2 - Slightly toxic
Acute mammalian toxicity by swallowing (C1) (LD50 (mg/kg)) 1 - Slight
Acute mammalian toxicity by skin penetration (C2) (LD50 (mg/kg)) 1 - Slight
Acute mammalian toxicity by inhalation (C3) (LC50 (mg/l)) 2 - Moderate
Skin irritation/corrosivity (D1) 2 - Irritating
Eye irritation/corrosivity (D2) 2 - Irritating
Interference with coastal amenities (E2) Fp - Persistent slick forming substance
Effects on wildlife and bottom habitats (E3) 2 - Is a persistent floater; and/or is moderately acutely toxic; and/or is irritating to skin and/or eyes; and/or has long-term health effects other than carcinogenicity, mutagenicity or reprotoxicity; and/or is highly flammable; and/or is flammable and is a floater with evaporative properties

Human toxicity threshold

Ecotoxicity

Incident reports

Incident reports

No incident reports available

Emergency Response Guidebook

Emergency Response Guidebook

No guides available

At sea emergency guide

At sea emergency guide

No guides available

Decision trees

Decision trees

No decision trees available

No additional data

last modified 2020-12-11T09:57:21+00:00

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