4-Oxopentanoic anhydride CAS 40608-06-8
| CAS No. | 40608-06-8 |
| Molecular Formula | C10H14O5 |
| Molecular Weight | 214.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 4-Oxopentanoic anhydride.
4-Oxopentanoic anhydride (CAS 40608-06-8) is a high-purity analytical reference standard with the molecular formula C10H14O5 and a molecular weight of 214.22 g/mol.
Based on its molecular formula C10H14O5, 4-Oxopentanoic anhydride contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 214.22 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 4-Oxopentanoic anhydride meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C10H14O5 |
| Molecular Weight | 214.22 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1968 |
Related Oxopentanoic Standards
- 2-Methyl-3-oxopentanoic Acid Methyl Ester (CAS 17422-12-7)
- 2-Methyl-3-oxopentanoic acid (CAS 14925-93-0)
- 2-Methyl-4-oxopentanoic acid (CAS 6641-83-4)
- 4-Methyl-3-oxopentanoic acid (CAS 5650-76-0)
- 4-Methyl-2-Oxopentanoic Acid (CAS 816-66-0)
- 3-Methyl-2-oxopentanoic Acid (CAS 1460-34-0)
- 4-oxopentanoic-3,4,5-13C3 acid (CAS 1391051-93-6)
- 2-oxopentanoic acid (CAS 1821-02-9)
Recommended Standards
- 4-Oxo-4-(5-oxo-1,4-diazepan-1-yl)butanoic acid (CAS 397244-77-8)
- 5-(1-Hydroxy-2-methylpropylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione (CAS 84794-38-7)
- 4'-Nitro-biphenyl-2-ylamine (CAS 6272-52-2)
- 5-(2,5-Dioxopyrrolidin-1-yl)-2-methylbenzonitrile (CAS 882081-08-5)
- N-(3-Aminophenyl)-4-(hexyloxy)benzamide (CAS 1020722-37-5)
- 4,4,4-Trifluorobutyl trifluoromethanesulfonate (CAS 885275-65-0)
- 2-(9H-Fluoren-9-yl)ethan-1-amine (CAS 21745-79-9)
- (S)-2-amino-4-(3,4-dichlorophenyl)butanoic acid (CAS 1260602-40-1)
- 898778-19-3 3-[5-(1,3-Dioxolan-2-yl)thiophene-2-carbonyl]benzonitrile DTXSID30641940 (CAS 898778-19-3)
- 6-(2,2,2-Trifluoroethoxy)pyrazin-2-amine (CAS 1431654-74-8)
- Inosine impurity 9 (CAS 130676-57-2)
- 1-[2-(diethylamino)ethyl]-1h-indol-5-amine (CAS 689300-12-7)
- Thiol-C9-PEG5 (CAS 130727-42-3)
- Semaglutide impurity 25 (CAS CATO-C4X-222625)
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