(S)-5-Amino-2-((S)-2-aminopropanamido)pentanoic acid CAS 643755-41-3
| CAS No. | 643755-41-3 |
| Molecular Formula | C8H17N3O3 |
| Molecular Weight | 203.24 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 (S)-5-Amino-2-((S)-2-aminopropanamido)pentanoic acid (CAS 643755-41-3), a certified reference material (molecular formula C8H17N3O3, MW 203.24 g/mol) for analytical method development and quality control.
(S)-5-Amino-2-((S)-2-aminopropanamido)pentanoic acid (C8H17N3O3) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, 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), (S)-5-Amino-2-((S)-2-aminopropanamido)pentanoic acid 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 | C8H17N3O3 |
| Molecular Weight | 203.24 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 3 |
Related S Standards
- 2-(6-Amino-1h-indol-1-yl)-N-methylacetamide (CAS 1096264-36-6)
- 3-Amino-5-(2-benzofuryl)-1H-pyrazole (CAS 1107061-06-2)
- (R)-3-Amino-5-(tert-butoxy)-5-oxopentanoic acid (CAS 115939-63-4)
- 2-Amino-N-(3-cyanobenzyl)-N-methylacetamide (CAS 1182742-59-1)
- 2-Amino-N-(4-cyanobenzyl)-N-methylacetamide (CAS 1183699-04-8)
- 2-Amino-2-(1-phenyl-1h-pyrazol-4-yl)ethan-1-ol (CAS 1184416-71-4)
- 2-Amino-5-cyano-N,N,3-trimethylbenzamide (CAS 1191424-28-8)
- (r)-1-(1-Amino-2-hydroxyethyl)naphthalen-2-ol (CAS 1213094-34-8)
Recommended Standards
- (S)-4-tert-Butyl 1-methyl 2-aminosuccinate (CAS 39895-10-8)
- [3-(2-phenylethyl)-1,2-oxazol-5-yl]methanol (CAS 371227-48-4)
- (S)-4,4-Diethoxypyrrolidine-2-carboxylic acid (CAS 75776-61-3)
- [5-(1H-Imidazol-1-ylmethyl)-2-methoxyphenyl]amine (CAS 899374-46-0)
- Levodropropizine Impurity 13 (CAS 1095540-43-4)
- 3-Tert-butyl-5-chloro-1,2,4-thiadiazole (CAS 57370-16-8)
- 2-Amino-4-(2-methoxyphenyl)-7,7-dimethyl-5-oxo-5,6,7,8-tetrahydro-4H-chromene-3-carbonitrile (CAS 164410-71-3)
- 5-Bromo-7-iodo-1H-indole (CAS 123020-20-2)
- 4-Bromo-N-(2,4-difluorophenyl)benzamide (CAS 346720-04-5)
- (4-(2-(4-Bromophenyl)-2-oxoacetyl)phenyl)guanidine dihydrochloride 1211160-05-2 KS-00002WUD (CAS 1211160-05-2)
- (3β)-3,25-Dihydroxycholest-5-en-7-one (CAS 64907-23-9)
- (3,3,3-Trifluoropropyl)hydrazine (CAS 1344334-40-2)
- (RS)-CPP (CAS 100828-16-8)
- (Glu1)-Fibrinopeptide B (human) (CAS 103213-49-6)
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