4-methyl-2-oxopentanoic acid
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This is the primary chemical detail page for 4-methyl-2-oxopentanoic acid · CAS 816-66-0. The verified molecular formula is C6H10O3. 97 searchable synonyms resolve back to this record. Use this page as the main reference for identifiers, naming variants, and supplier-linked context.
Overview
Key identifiers
- CAS No.
- 816-66-0
- Primary name
- 4-methyl-2-oxopentanoic acid
- Formula
- C6H10O3
Record status
Added Mar 30, 2026 · Updated Mar 30, 2026
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Submit RFQ to find suppliersSynonyms (97)
This chemical is known by 97 names. Alternate-name pages resolve back to this main record.
Common & readable names (87)
- D82408
- EN300-182826
- 2-Keto-4-methylpentanoic acid
- CHEMBL445647
- 816-66-0
- 4-Methyl-2-oxovaleric acid
- alpha-Ketoisocaproic acid
- 2-OXO-4-METHYLPENTANOIC ACID
- 2-Oxoisocaproate
- 2-Oxoisocaproic acid
- 4-methyl-2-oxopentanoate
- Pentanoic acid, 4-methyl-2-oxo-
- alpha-oxoisocaproate
- 2-Oxoleucine
- 2-ketoisocaproate
- 2-Oxo-4-methylvaleric acid
- 2-oxo-4-methylpentanoate
- alpha-keto-isocaproic acid
- 2-keto-4-Methylvaleric acid
- 4GUJ8AH400
- CHEBI:48430
- CHEBI:17865
- RefChem:794314
- DTXCID4048226
- 212-435-5
- Ketoleucine
- alpha-ketoisocaproate
- 4-methyl-2-oxo-pentanoic acid
- 2-Oxoisohexanoate
- .alpha.-Ketoisocaproic acid
- 2-KETOISOCAPROIC ACID
- Isopropylpyruvic acid
- 2-keto-4-Methylvalerate
- ketoisocaproate
- 2-keto-4-methyl-pentanoate
- alpha-Oxoisohexanoate
- a-Ketoisocaproic acid
- oxoisocaproate
- a-Oxoisocaproate
- Methyloxovalerate
- a-Ketoisocaproate
- oxoisocaproic acid
- a-Ketoisocapronate
- ketoisocaproic acid
- EINECS 212-435-5
- methyloxovaleric acid
- ?-Ketoisocaproicacid
- a-Oxoisocaproic acid
- alpha-Ketoisocapronate
- alpha-keto-isocaproate
- a-Ketoisocapronic acid
- 4h7q
- alpha-Oxoisocaproic acid
- 2-Oxo-4-methylvalerate
- alpha-Ketoisocapronic acid
- 4-methyl-2-oxo-Valerate
- bmse000383
- 4-methyl-2-oxopentanoicacid
- 2K-4CH3-PENTANOATE
- SCHEMBL43491
- 4-methyl,2-oxopentanoic acid
- 4-methyl-2-oxo-Valeric acid
- 4-methyl-2-oxo pentanoic acid
- GTPL4656
- orb1302119
- SCHEMBL9279678
- 4-Methyl-2-oxopentanoic acid #
- HY-W012722R
- STR07443
- BDBM50390988
- EBC-47389
- s2987
- AKOS009157216
- CS-W013438
- DB03229
- HY-W012722
- NCGC00246997-01
- NCGC00246997-02
- 4-Methyl-2-oxopentanoic acid (Standard)
- AC-15579
- DB-056548
- ST51015029
- 4-Methyl-2-oxovaleric acid, >=98.0% (T)
- |A inverted exclamation mark-Ketoisocaproic acid
- Q622421
- FC872D44-3E9A-431D-9F84-6FEF64BFEF19
- Z975823226
Registry & reference names (10)
- C00233
- DTXSID6061157
- MFCD00066204
- UNII-4GUJ8AH400
- 4-Methyl-2-oxovaleric acid; 2-Oxoisocaproic acid; Isobutylglyoxylic acid; Ketoleucine
- FK152625
- SY006308
- K0025
- NS00014567
- F240505
Properties
- Molecular formula
- C6H10O3
Safety
About this chemical
This page represents the primary record for 4-methyl-2-oxopentanoic acid with CAS Registry Number 816-66-0. The molecular formula is C6H10O3. This chemical may be referenced by 97 different names or synonyms.
Primary identifiers: English name · CAS · Molecular formula (when available). Synonym and alternate-name pages all resolve back to this record.
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Formula status
The molecular formula C6H10O3 for this substance is verified. This identifier has been confirmed to accurately represent the chemical composition.
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