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methyl 3-oxobutanoate

C5H8O3

CAS105-45-3

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Identification

CAS Number: 105-45-3
EC Number: 203-299-8
UN Number
Index Number: 607-137-00-0
PubChem CID: 7757

Physical-chemical properties

Molecular Formula: C5H8O3
Molar Mass: 116.11 g/mol
IUPAC Name: methyl 3-oxobutanoate

Chemical Identifiers

InChI: InChI=1S/C5H8O3/c1-4(6)3-5(7)8-2/h3H2,1-2H3
InChI Key: WRQNANDWMGAFTP-UHFFFAOYSA-N

Overview

methyl 3-oxobutanoate (CAS: 105-45-3) is a chemical compound widely used in industry. The molecular formula is C5H8O3. The molar mass is 116.11 g/mol.

Safety & Classification

Warning

Classification:

Eye Irrit. 2

GHS Pictograms

Exclamation Mark

GHS07

Harmful. May cause irritation, allergic reactions, or drowsiness.

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H319

Causes serious eye irritation.

Classification according to CLP Regulation (EC) No 1272/2008. The complete list of hazard and precautionary statements can be found in the Safety Data Sheet (SDS).

First Aid Measures

Eye Contact

Irritant

Measures if substance gets into the eyes

First Aid Actions

+P305IF IN EYES:
+P351Rinse cautiously with water for several minutes.
+P338Remove contact lenses, if present and easy to do. Continue rinsing.
+P313Get medical advice/attention.

Related hazard statements:

H319

General Measures

Emergency 112 | Poison Control: +49 30 19240 (DE), +33 1 45 42 59 59 (FR), +31 30 274 88 88 (NL)

First aid measures are based on CLP classification and associated P-statements. They do not replace the Safety Data Sheet (SDS). In case of emergency, always consult the full SDS and a physician.

Frequently Asked Questions

What is methyl 3-oxobutanoate?

methyl 3-oxobutanoate (CAS 105-45-3) is a chemical substance with the formula C5H8O3 used in various industrial applications.

What are the properties of methyl 3-oxobutanoate?

methyl 3-oxobutanoate has a molar mass of 116.11 g/mol. It is classified as Eye Irrit. 2. See the technical data above for more details.

How to store methyl 3-oxobutanoate safely?

methyl 3-oxobutanoate should be stored according to the Safety Data Sheet instructions. Follow the GHS labeling and keep the substance in a cool, dry and well-ventilated place.

Is methyl 3-oxobutanoate dangerous?

methyl 3-oxobutanoate carries the signal word "Warning". 1 GHS pictograms apply. Always follow the safety instructions in the data sheet.

Where can I buy methyl 3-oxobutanoate?

You can order methyl 3-oxobutanoate (CAS 105-45-3) from OYSI. We deliver across Europe and offer technical consulting as well as complete compliance documentation.