L-Tyrosyl-L-prolyl-L-leucyl-glycinamide CAS 77133-61-0
| CAS No. | 77133-61-0 |
| Molecular Formula | C22H33N5O5 |
| Molecular Weight | 447.53 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 L-Tyrosyl-L-prolyl-L-leucyl-glycinamide.
CATO supplies L-Tyrosyl-L-prolyl-L-leucyl-glycinamide (CAS 77133-61-0), a certified reference material (molecular formula C22H33N5O5, MW 447.53 g/mol) for analytical method development and quality control.
Owing to a flavonoid core, an amide group, a hydroxyl group, an ether linkage, L-Tyrosyl-L-prolyl-L-leucyl-glycinamide is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 447.53 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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 L-Tyrosyl-L-prolyl-L-leucyl-glycinamide 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 | C22H33N5O5 |
| Molecular Weight | 447.53 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1979 |
| Nitrogen Atoms | 5 |
Related L Standards
- L-Tyrosyl-L-tryptophan (CAS 60815-41-0)
- L-tyrosyl-L-tyrosine (CAS 1050-28-8)
- L-Tyrosyl-D-alanylglycyl-L-phenylalanyl-D-leucinamide (CAS 66609-26-5)
- L-Tyrosyl-4-amino-1H-imidazole-2-carbonyl-L-histidyl-L-argininamide (CAS 918889-38-0)
- L-Tyrosyl-L-methionine (CAS 117425-98-6)
- L-tyrosyl-L-phenylalanyl-L-phenylalanine compound with acetic acid (1:1) (CAS 108322-09-4)
- L-Tyrosyl-L-α-aspartyl-L-prolyl-L-alanyl-L-prolyl-L-prolyl-L-prolyl-L-prolyl-L-prolyl-L-proline (CAS 128439-50-9)
- L-Tyrosyl-L-leucyl-L-phenylalanyl-L-glutaminyl-L-prolyl-L-glutaminyl-L-arginyl-L-phenylalaninamide (CAS 124256-00-4)
Recommended Standards
- Ethyl 4-[5-[[(3R)-1-tert-Butoxycarbonylpyrrolidin-3-yl]carbamoyl]-2-pyridyl]piperazine-1-carboxylate (CAS 2227197-41-1)
- Palbociclib Impurity N87 (CAS 2205035-04-5)
- 6-Benzyl 5-(tert-butyl) (S)-3-benzyl-3,4,6,7-tetrahydro-5H-imidazo[4,5-c]pyridine-5,6-dicarboxylate (CAS 2412496-30-9)
- Palbociclib (CAS 571190-30-2)
- (S)-1-Isothiocyanato-5-(methylsulfinyl)pentane (CAS 167963-04-4)
- Sodium 2-cyanoethane-1-sulfonate (CAS 513-15-5)
- 2-(1-(Difluoromethyl)-1H-pyrazol-3-yl)acetonitrile (CAS 1260659-16-2)
- 6-(Aminomethyl)-2H-pyrido[3,2-b][1,4]oxazin-3(4H)-one (CAS 1416579-03-7)
- 4-Chloro-2-isopropyl-6,7-dihydro-5h-cyclopenta[4,5]thieno[2,3-d]pyrimidine (CAS 1019449-67-2)
- Cefetamet Impurity 10 (CAS CATO-C4X-128710)
- ((Dibutylstannanediyl)bis(sulfanediyl))bis(ethane-2,1-diyl) bis(2-ethylhexanoate) (CAS 68298-37-3)
- 6-Bromo-1-methyl-1h-indole-2-carboxylic acid (CAS 885121-33-5)
- 5-(4-Iodophenyl)-10,15,20-triphenyl-21H,23H-porphine (CAS 133513-05-0)
- 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