Provenance

Reference data from EU CLP Annex VI and published regulations — verify against your supplier's SDS before use.

Build a label

Substance profile

Ethyl (3R)-4-cyano-3-hydroxybutanoate

Ethyl (3R)-4-cyano-3-hydroxybutanoate is a substance with a harmonised classification under EU CLP.

CAS 141942-85-0 Warning

01 · Identification

What Ethyl (3R)-4-cyano-3-hydroxybu… is

Ethyl (3R)-4-cyano-3-hydroxybutanoate is a substance with a harmonised classification under EU CLP.

Under the GHS it carries the signal word Warning.

02 · Identifiers

Ethyl (3R)-4-cyano-3-hydroxybu… identifiers and molecular data

Ethyl (3R)-4-cyano-3-hydroxybu… CAS number and EC number

CAS number141942-85-0
EC number430-220-6
Index number (CLP Annex VI)607-609-00-6

03 · GHS classification

Ethyl (3R)-4-cyano-3-hydroxybu… hazard classification

Harmonised classification under CLP Annex VI. This is the legally binding classification in the EU; other jurisdictions may differ.

Ethyl (3R)-4-cyano-3-hydroxybu… pictograms and signal word

Signal wordWarning

Ethyl (3R)-4-cyano-3-hydroxybu… hazard class and category

GHS hazard classes Ethyl (3R)-4-cyano-3-hydro… falls into
Hazard class Category From code Pictogram
Serious eye damage/eye irritation GHS chapter 3.3 Category 2A H319 GHS07

Ethyl (3R)-4-cyano-3-hydroxybu… hazard statements (H-codes)

Hazard statements assigned to Ethyl (3R)-4-cyano-3-hydro…
CodeHazard statement
H319 Causes serious eye irritation.

This page lists only the codes assigned to Ethyl (3R)-4-cyano-3-hydro…. The full reference lives on the hazard statements hub, the precautionary statements hub and the GHS pictograms hub.

Safety Data Sheet

Getting an SDS for Ethyl (3R)-4-cyano-3-hydro…

A Safety Data Sheet is written for a product, not for a substance: the supplier of the grade you actually buy issues it, so two suppliers of Ethyl (3R)-4-cyano-3-h… issue two different sheets. That is why there is no single authoritative SDS for a substance to download — what there is, is the job of collecting the sheets for the products you hold and keeping them current as suppliers revise them.

04 · Precautionary statements

Ethyl (3R)-4-cyano-3-hydroxybu… precautionary statements

CLP Annex VI assigns 6 precautionary statements to Ethyl (3R)-4-cyano-3-hydro…. They are grouped the way a label groups them: what to do before handling, what to do when something has already happened, how to store it and how to dispose of it.

Reading the notation. is a blank the supplier fills in — not a truncated sentence.· [square brackets] mark a part printed only when it applies.

05 · Names in the regulation

Ethyl (3R)-4-cyano-3-hydroxybu… name in 23 EU languages

CLP Annex VI Part 3 is published in every language edition of the regulation, and the identification column is written out in each of them. Nothing below is translated by us: each line is the name as that edition prints it. Under Art. 18(2) the substance name from Annex VI is a lawful product identifier, so this is the wording to put on a label going to that market — and where the cell lists several designations, any one of them qualifies.

Language Name in CLP Annex VI Part 3
Bulgarian български етилов (3 R )-3-хидрокси-4-цианобутаноат
Spanish español (3 R )-4-Ciano-3-hidroxibutanoato de etilo
Czech čeština ethyl-(3 R )-4-kyan-3-hydroxybutanoát
Danish dansk ethyl-(3 R )-4-cyan-3-hydroxybutanoat
German Deutsch Ethyl-(3 R )-4-cyano-3-hydroxybutanoat
Estonian eesti etüül-(3 R )-4-tsüano-3-hüdroksübutanaat
Greek ελληνικά (3 R )-4-κυανο-3-υδροξυβουτανικός αιθυλεστέρας (3 R )-4-κυανο-3-υδροξυβουτανικό αιθύλιο
English English ethyl (3 R )-4-cyano-3-hydroxybutanoate
French français (3 R )-4-cyano-3-hydroxybutanoate d'éthyle
Croatian hrvatski etil-(3 R )-4-cijano-3-hidroksibutanoat
Italian italiano (3 R )-4-ciano-3-idrossibutanoato di etile
Latvian latviešu etil-(3 R )-4-ciān-3-hidroksibutanoāts
Lithuanian lietuvių etil-(3 R )-4-ciano-3-hidroksibutanoatas
Hungarian magyar etil-(3 R )-4-ciano-3-hidroxibutanoát
Maltese Malti (3 R )-4-ċjano-3-idrossibutanoat tal-etil
Dutch Nederlands ethyl-(3 R )-4-cyaan-3-hydroxybutanoaat
Polish polski (3 R )-4-cyjano-3-hydroksybutanian etylu
Portuguese português (3 R )-4-ciano-3-hidroxibutanoato de etilo
Romanian română (3 R )-4-ciano-3-hidroxibutanoat de etil
Slovak slovenčina etyl-(3 R )-3-hydroxy-4-kyanobutanoát
Slovenian slovenščina etil (3 R )-4-ciano-3-hidroksibutanoat
Finnish suomi etyyli(3 R )-4-syaani-3-hydroksibutanaatti
Swedish svenska etyl-(3 R )-4-cyano-3-hydroxibutanoat

All 23 language editions of Annex VI carry this entry. Irish is the twenty-fourth official EU language and has no line here for a different reason: no consolidated CLP text has ever been published in Irish, so there is no Irish edition of Annex VI to quote a name from. Source: consolidated CLP, CELEX 02008R1272, language editions. © European Union, https://eur-lex.europa.eu — only the electronic Official Journal of the European Union is authentic.

06 · Label elements

Ethyl (3R)-4-cyano-3-hydroxybu… GHS label elements

Everything CLP Annex VI fixes for Ethyl (3R)-4-cyano-3-hydro…, laid out the way it appears on a label. The greyed lines are the parts only the supplier can fill in.

GHS07 Exclamation mark pictogram

Warning

Ethyl (3R)-4-cyano-3-hydroxybu…

  • Causes serious eye irritation.
  • Wash thoroughly after handling.
  • Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/
  • IF IN EYES:
  • Get medical advice/attention.
  • If eye irritation persists:
  • Remove contact lenses, if present and easy to do. Continue rinsing.

Supplier name, address and telephone number· Product identifier·Nominal quantity

Need this as an actual label? Open Ethyl (3R)-4-cyano-3-hydro… in the GHS label constructor →

07 · Questions

Ethyl (3R)-4-cyano-3-hydroxybu… — frequently asked questions

What is the CAS number of Ethyl (3R)-4-cyano-3-hydroxybu…?

The CAS number of Ethyl (3R)-4-cyano-3-hydroxybu… is 141942-85-0. Its EC number is 430-220-6.

What does a Ethyl (3R)-4-cyano-3-hydroxybu… label have to show?

Under CLP Annex VI the label for Ethyl (3R)-4-cyano-3-hydroxybu… carries the pictogram Exclamation mark and the signal word is Warning.

Is Ethyl (3R)-4-cyano-3-hydroxybu… flammable?

CLP Annex VI assigns Ethyl (3R)-4-cyano-3-hydroxybu… no flammability hazard class. That is not a statement that it cannot burn: the harmonised list only records the hazards that were assessed for it.

Is Ethyl (3R)-4-cyano-3-hydroxybu… a carcinogen?

CLP Annex VI records no harmonised carcinogenicity classification for Ethyl (3R)-4-cyano-3-hydroxybu…. Annex VI is a list of agreed classifications, not a list of substances found safe, so this is an absence of a classification rather than a clean bill of health.

Get the free GHS / CLP / OSHA deadline calendar

Verified 2026–2029 compliance dates in one PDF — plus alerts when the rules change.