ethyl 2-diazo-3-oxobutanoate

Fluorochem Limited

Revision date : 2026-09-25

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GHS02 GHS07
Health risk rating 2
Safety risk rating 4
Environmental risk rating 1

General Information

Version

ID 1.02

Revision date

2026-09-25

Product name

ethyl 2-diazo-3-oxobutanoate

Product Synonyms

2-Diazo-3-oxobutanoic acid ethyl ester

CAS No.

2009-97-4

1.2.1 Relevant identified uses

For research and development purposes

1.2.2. Uses advised against

No uses advised 1.3 Safety Data Sheet supplier details

Emergency telephone

+44 20 3807 3798

Icons in SDS

GHS02 GHS07 M004 M008 M009 M010 M011

Company Information

company name

Fluorochem Limited

e-mail address of the competent person responsible for the Safety Data Sheet

sds@fluorochem.co.uk

GHS Information

Signal word

Danger

Hazard Codes

Hazard statements (CLP)

H242, H315, H319, H335

Hazard statements

Code

Statements

H242

Heating may cause a fire

Section 2

SECTION 2: Hazards identification

Classification of the substance or mixture Classification H242 Self-react. CD H315 Skin Irrit. 2 H319 Eye Irrit. 2 H335 STOT SE 3

Signal word

Danger

Hazard pictograms

GHS02 GHS07 H242 Heating may cause a fire. H315 Causes skin irritation. H319 Causes serious eye irritation. H335 May cause respiratory irritation.

Precautionary statements

P101 If medical advice is needed, have product container or label at hand. P202 Do not handle until all safety precautions have been read and understood. P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. P234 Keep only in original packaging. P240 Ground and bond container and receiving equipment. P260 Do not breathe dust/fume/gas/mist/vapours/spray. P271 Use only outdoors or in a well-ventilated area. P273 Avoid release to the environment. P280 Wear protective gloves/protective clothing and eye/face protection. P301+P310 IF SWALLOWED: Immediately call a POISON CENTER/doctor. P301+P330+P331 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. P303+P361+P353 IF ON SKIN (or hair): Take off immediately all con- taminated clothing. Rinse skin with water. P304+P340 IF INHALED: Remove person to fresh air and keep com- fortable for breathing. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P321 Specific treatment (see Section 4 on this SDS). P370+P378 In case of fire: Use dry sand to extinguish. P391 Collect spillage. P403 Store in a well-ventilated place. P405 Store locked up. P411 Store at temperatures not exceeding 4°C. (Refrigerator) P420 Store separately. P501 Dispose of contents/container to hazardous waste disposal.

Supplemental label elements

None

2.3 Other hazards

Other Classification Hazards This substance/mixture contains no components con- sidered to be either persistent, bioaccumulative and toxic (PBT), or very persistent and very bioaccumulative (vPvB) at levels of 0.1% or higher.

ECOLOGICAL INFORMATION

This substance/mixture contains no components con- sidered to have endocrine disrupting properties for envi- ronment , according to REACH Article 57(f), Commission Regulation (EU) 2018/605 or Commission Delegated Regulation (EU) 2017/2100.

TOXICOLOGICAL INFORMATION

This substance/mixture contains no components con- sidered to have endocrine disrupting properties affect- ing human health, according to REACH Article 57(f), Commission Regulation (EU) 2018/605 or Commission Delegated Regulation (EU) 2017/2100.

2.1 Classification of the substance or mixture

Classification H242 Self-react. CD H315 Skin Irrit. 2 H319 Eye Irrit. 2 H335 STOT SE 3

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