Registration Dossier
Registration Dossier
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EC number: 484-470-6 | CAS number: 623-40-5
PBT assessment
Administrative data
PBT assessment: overall result
- Name:
- 2-Pentanone oxime
- Type of composition:
- legal entity composition of the substance
- State / form:
- liquid
- Reference substance:
- 2-Pentanone oxime
- PBT status:
- the substance is not PBT / vPvB
- Justification:
The PBT Assessment is based on the criteria set out in the “Guidance on information requirements and chemical safety assessment, Chapter R.11: PBT Assessment” (ECHA, 2017).
Persistence (P) Assessment
The substance 2-Pentanone oxime (CAS 623-40-5) is not readily biodegradable (9% after 28 d, OECD 301B) and hydrolytically stable (half-life > 1 year at pH 4, 7 and 9). Thus, the test substance does meet the screening criterion for persistency and it is considered to be potentially persistent (P) or very persistent (vP).
Bioaccumulation (B) Assessment
2-Pentanone oxime (CAS 623-40-5) has a log Pow < 3. Therefore, the substance is not expected to be bioaccumulative and does not meet the Bioaccumulative (B) or very Bioaccumulative (vB) criteria
Toxicity (T) Assessment
The substance is classified as classified as STOT RE cat. 2. According to Regulation EC No 1272/2008. Thus, the substance is assessed as T.
In conclusion, the substance is not PBT/vPvB.
Reference
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
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