21646-99-1 8-(2-[4-(2-methoxyphenyl)-1-piperazinyl]ethyl)-8-azaspiro[4.5]decane-7,9-dione AR-1H3984 CAS 21646-99-1
| CAS No. | 21646-99-1 |
| Molecular Formula | C8H20O5P2 |
| Molecular Weight | 258.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 21646-99-1 8-(2-[4-(2-methoxyphenyl)-1-piperazinyl]ethyl)-8-azaspiro[4.5]decane-7,9-dione AR-1H3984 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.
CATO supplies 21646-99-1 8-(2-[4-(2-methoxyphenyl)-1-piperazinyl]ethyl)-8-azaspiro[4.5]decane-7,9-dione AR-1H3984 (CAS 21646-99-1), a certified reference material (molecular formula C8H20O5P2, MW 258.19 g/mol) for analytical method development and quality control.
Owing to a phosphate ester group, a carboxylic acid group, a hydroxyl group, an ether linkage, 21646-99-1 8-(2-[4-(2-methoxyphenyl)-1-piperazinyl]ethyl)-8-azaspiro[4.5]decane-7,9-dione AR-1H3984 is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 258.19 g/mol — guide the selection of appropriate sample preparation and analytical techniques.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C8H20O5P2 |
| Molecular Weight | 258.19 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | -1.0 |
| CAS Registry Year (est.) | 1963 |
Related methoxyphenyl Standards
- 1-(4-Methoxyphenyl)-3-(trifluoromethyl)-4,5-dihydro-1H-pyrazol-5-one (CAS 338422-68-7)
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- 7-(2-Methoxyphenyl)-[1,2,4]triazolo[4,3-a]pyrazine-3,8(2H,7H)-dione (CAS 1031606-00-4)
- 2-((4-Methoxyphenyl)ethynyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 872356-95-1)
- 1172556-47-6 2-Ethyl-4-(4-methoxyphenyl)pyrimidine-5-carboxylic acid 9908AC C14H14N2O3 (CAS 1172556-47-6)
- 2-(4-Methoxyphenyl)-7,8-dihydro-3H-pyrano[4,3-d]pyrimidin-4(5H)-one (CAS 1450790-55-2)
- 2-((3-Methoxyphenyl)oxymethyl)benzoic acid (CAS 938341-60-7)
- 3-(4-Methoxyphenyl)-N-(prop-2-en-1-yl)-1,2-oxazole-5-carboxamide (CAS 477859-13-5)
Recommended Standards
- N-(3,4-dichlorobenzyl)cyclohexanamine (CAS 893577-41-8)
- Morinidazole Impurity 18 (CAS CATO-C4X-219618)
- Ethyl 2-(5-methyl-3,4-dinitro-1h-pyrazol-1-yl)acetate (CAS 321165-14-4)
- 2-Methoxy-4-(1-methyl-1h-pyrazol-4-yl)-6-(trifluoromethyl)pyrimidine (CAS 1001519-12-5)
- 2-Chloro-3-ethyl-6-methyl-5-nitropyridine (CAS 477597-88-9)
- 3-Methoxy-4-methylfuran-2,5-dione (CAS 58661-86-2)
- 5-Amino-1,6-dimethyl-1,2-dihydropyridin-2-one (CAS 909572-75-4)
- 4-Chlorobenzo[b]thiophene-2-carbohydrazide (CAS 952182-46-6)
- 2-Bromo-3-fluorobenzenethiol (CAS 877868-83-2)
- Loxoprofen Impurity 60 (CAS 132560-66-8)
- (1R,2R,5R)-8-Azabicyclo[3.2.1]octane-2-carboxylic acid (CAS 71656-74-1)
- 2,2':4',4'':2'',2'''-Quaterpyridine, 6',6''-di-2-pyridinyl- (CAS 128143-86-2)
- 2,2,2-Trifluoro-N-(2-fluorophenyl)acetamide (CAS 61984-68-7)
- Calcitonin C-Terminal Flanking Peptide (human) XTFA (CAS 85916-47-8（free base）)
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