5-Ethyl-3-hydroxy-4-methyl-2(5H)-furanone-d3 CAS 156420-67-6
| CAS No. | 156420-67-6 |
| Molecular Formula | - |
| Molecular Weight | 145.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 5-Ethyl-3-hydroxy-4-methyl-2(5H)-furanone-d3 (C7H7D3O3) contains deuterium isotope labeling, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.5, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 145.17 g/mol, it falls into the low-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
5-Ethyl-3-hydroxy-4-methyl-2(5H)-furanone-d3 (CAS 156420-67-6) is a high-purity analytical reference standard with the molecular formula C7H7D3O3 and a molecular weight of 145.17 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C7H7D3O3 |
| Molecular Weight | 145.17 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2001 |
Related Ethyl Standards
- 2-hydroxy-2-(oxolan-3-yl)acetamide (CAS 1247174-57-7)
- (4R)-4-Hydroxy-1-methyl-L-proline (CAS 4252-82-8)
- (Z)-3-hydroxy-2-phenylacrylonitrile (CAS 62914-59-4)
- 2-hydroxy-1-(morpholin-4-yl)ethan-1-one (CAS 51068-78-1)
- 2-Hydroxy-2-(pyrrolidin-3-yl)acetic acid (CAS 85310-56-1)
- 3-Hydroxy-2-phenylacrylonitrile (CAS 22252-92-2)
- 3-Hydroxy-4,4-dimethoxybutanenitrile (CAS 255869-40-0)
- Cis-4-hydroxy-1-methylpyrrolidine-2-carboxylic acid (CAS 63269-53-4)
Recommended Standards
- (2Z)-3-(diethylamino)-2-fluoroprop-2-enal (CAS 152873-64-8)
- 7-Fluoro-3-oxa-9-azabicyclo[3.3.1]Nonane (CAS 1782547-09-4)
- 2-fluoro-2-(piperidin-3-ylidene)ethan-1-ol (CAS 1428976-54-8)
- 2-Cyclopentyl-2-fluoroacetamide (CAS 1889644-81-8)
- 1-(Prop-2-en-1-yl)cyclopentane-1-carbaldehyde (CAS 92207-70-0)
- 1-(Difluoromethyl)-4-ethynyl-5-methyl-1H-pyrazole (CAS 1855889-94-9)
- 5-Methoxy-2-methylpyrrolo[2,3-b]pyridine (CAS 397842-91-0)
- N-(5-methyl-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)pivalamide (CAS 2246849-17-0)
- 2-(3-(Trifluoromethyl)benzyl)piperidine hydrochloride (CAS 782504-66-9)
- (1R*,4R*)-1-N-(Pyrimidin-2-yl)cyclohexane-1,4-diamine dihydrochloride (CAS 1448854-77-0)
- 2-(4-Fluoro-2,6-diisopropylphenyl)acetic acid (CAS 2143028-35-5)
- (Z)-2'-hydroxy-3'-(2-(1-(4-(hydroxymethyl)-3-methylphenyl)-3-methyl-5-oxo-1,5-dihydro-4H-pyrazol-4-ylidene)hydrazineyl)-[1,1'-biphenyl]-3-carboxylic acid (CAS 1396009-04-3)
- 5-chloro-3-methyl-2H-pyrazolo[4,3-d]pyrimidine (CAS 1208863-75-5)
- Vialox Peptide(Pentapeptide-3) diacetate (CAS 725232-44-0)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com