(2S,3R)-N-(tert-Butyloxycarbonyl)-O-(tert-butyl)dimethylsilyl-3,4-dehydro-pyroglutaminol CAS 81658-27-7
| CAS No. | 81658-27-7 |
| Molecular Formula | C16H29NO4Si |
| Molecular Weight | 327.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies (2S,3R)-N-(tert-Butyloxycarbonyl)-O-(tert-butyl)dimethylsilyl-3,4-dehydro-pyroglutaminol (CAS 81658-27-7), a certified reference material (molecular formula C16H29NO4Si, MW 327.49 g/mol) for analytical method development and quality control.
(2S,3R)-N-(tert-Butyloxycarbonyl)-O-(tert-butyl)dimethylsilyl-3,4-dehydro-pyroglutaminol (C16H29NO4Si) contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage. The carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
As a certified reference material (CRM), (2S,3R)-N-(tert-Butyloxycarbonyl)-O-(tert-butyl)dimethylsilyl-3,4-dehydro-pyroglutaminol 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 | C16H29NO4Si |
| Molecular Weight | 327.49 g/mol |
| Appearance | White to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1980 |
| Nitrogen Atoms | 1 |
Recommended Standards
- 4-[3-(Dibutylamino)propoxy]benzoic Acid-d6 Methyl Ester (CAS 1329835-67-7)
- 3-Amino-4-dipropylamino-N,N-diethyl-benzenesulfonamide (CAS 727983-40-6)
- (2-(Dimethyl(4-morpholinophenyl)silyl)phenyl)methanol (CAS 1217863-17-6)
- 3-Bromo-7-chloro-2-(trifluoromethyl)-4H-pyrido[1,2-a]pyrimidin-4-one (CAS 2648787-87-3)
- (4'-Methoxy-[1,1'-biphenyl]-4-yl)(methyl)sulfane (CAS 190788-50-2)
- N-methyl-6-oxaspiro[4.5]Decan-9-amine (CAS 1340508-59-9)
- 1-(2,4-Dihydroxyphenyl)-1-butanone (CAS 4390-92-5)
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- 2-(Chloromethyl)-7-mercaptobenzo[d]oxazole (CAS 1804411-96-8)
- 4-(1,1-Dibutyl-pentyl)-pyridine (CAS 13573-51-8)
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- S-(4-Methylcyclohex-3-en-1-yl) 2H-isoindole-2-carbothioate (CAS 61517-17-7)
- N-((3-isopropylbicyclo[1.1.1]Pentan-1-yl)methyl)-N-methylacetamide (CAS 1886967-39-0)
- Semaglutide impurity 250 (CAS CATO-C4X-2226250)
Why CATO?
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