1,7-Dioxaspiro[4.4]non-2-en-4-one CAS 2138204-48-3
| CAS No. | 2138204-48-3 |
| Molecular Formula | C7H8O3 |
| Molecular Weight | 140.14 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 1,7-Dioxaspiro[4.4]non-2-en-4-one.
CATO supplies 1,7-Dioxaspiro[4.4]non-2-en-4-one (CAS 2138204-48-3), a certified reference material (molecular formula C7H8O3, MW 140.14 g/mol) for analytical method development and quality control.
Based on its molecular formula C7H8O3, 1,7-Dioxaspiro[4.4]non-2-en-4-one 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 140.14 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.
CATO manufactures 1,7-Dioxaspiro[4.4]non-2-en-4-one under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H8O3 |
| Molecular Weight | 140.14 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
Related Dioxaspiro Standards
- 1,6-Dioxaspiro[4.4]non-3-en-2-one (CAS 71443-19-1)
- 1,4-Dioxaspiro[4.5]dec-6-ene (CAS 1004-58-6)
- 1,4-Dioxaspiro[4.5]Dec-7-ene (CAS 7092-24-2)
- 5,8-Dioxaspiro[3.4]octane-2-carbonitrile (CAS 1432048-84-4)
- 1,6-Dioxaspiro[2.5]octane-2-carbonitrile (CAS 883442-47-5)
- 1,4-Dioxaspiro[4.4]nonan-7-one (CAS 109459-59-8)
- 2,5-Dioxaspiro[3.5]Nonan-8-one (CAS 1935369-57-5)
- 5,8-Dioxaspiro[3.4]octane-2-carbaldehyde (CAS 1936699-41-0)
Recommended Standards
- 1-Allylimidazolidine-2,4-dione (CAS 3366-93-6)
- 1,6-Diamino-2-methylpyrimidin-4(1H)-one (CAS 623158-24-7)
- 1-Cyanopyrrolidine-3-carboxylic acid (CAS 2105241-60-7)
- 1,5-Dimethylpyrazole-3-carboxylic Acid (CAS 5744-59-2)
- 4-Cyclopropyl-1-isopropyl-1H-indole-3-carbaldehyde (CAS 1350760-56-3)
- (S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-2-(4-ethylphenyl)acetic acid (CAS 1260618-75-4)
- (1-(4-Methoxyphenyl)pyrrolidin-3-yl)methanamine (CAS 933723-96-7)
- 2,4-Dimethylcyclopentanone (CAS 1121-33-1)
- 2-[(2-methylphenyl)amino]thieno[2,3-d][1,3]thiazole-5-carboxylic acid (CAS 924218-09-7)
- (1-Acetoxy-2,2,5,5-tetramethyl-delta-3-pyrroline-3-methyl) Methanesulfonate (CAS 887352-13-8)
- Ibrutinib Impurity N9 (CAS 86953-81-3)
- 1-(2-((2-Fluorobenzyl)thio)-4,5-dihydro-1H-imidazol-1-yl)-2-phenoxyethan-1-one (CAS 851807-09-5)
- 2-bromo-5-methoxy-4-(trifluoromethyl)benzenesulfonyl chloride (CAS 694514-20-0)
- Semaglutide Impurity 155 (x TFA Salt) (CAS CATO-C4X-2226155)
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