PD1-PDL1 Inhibitor 3 CAS 1629654-95-0
| CAS No. | 1629654-95-0 |
| Molecular Formula | C89H126N24O18S |
| Molecular Weight | 1852.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 1852.17 g/mol gives PD1-PDL1 Inhibitor 3 distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies PD1-PDL1 Inhibitor 3 (CAS 1629654-95-0), a certified reference material (molecular formula C89H126N24O18S, MW 1852.17 g/mol) for analytical method development and quality control.
PD1-PDL1 Inhibitor 3 (C89H126N24O18S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone 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. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures PD1-PDL1 Inhibitor 3 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 | C89H126N24O18S |
| Molecular Weight | 1852.17 g/mol |
| 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) | 39.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Nitrogen Atoms | 24 |
| Sulfur Atoms | 1 |
Recommended Standards
- [(2R,3R,4R,5R,6R)-5-acetamido-6-[2-[2-[[(4S)-5-[2-[2-[(2R,3R,4R,5R,6R)-3-acetamido-4,5-diacetoxy-6-(acetoxymethyl)tetrahydropyran-2-yl]oxyethoxy]ethylamino]-4-[[(4S)-5-[2-[2-[(2R,3R,4R,5R,6R)-3-acetamido-4,5-diacetoxy-6-(acetoxymethyl)tetrahydropyran-2-yl]oxyethoxy]ethylamino]-4-[[4-[2-cyanoethoxy-(diisopropylamino)phosphanyl]oxycyclohexanecarbonyl]amino]-5-oxo-pentanoyl]amino]-5-oxo-pentanoyl]amino]ethoxy]ethoxy]-3,4-diacetoxy-tetrahydropyran-2-yl]methyl acetate (CAS 2199491-27-3)
- OCtadecanoic acid, 2-[[3-[(1-oxooctadecyl)oxy]-2,2-bis[[(1-oxooctadecyl)oxy]methyl]propoxy]methyl]-2-[[(1-oxooctadecyl)oxy]methyl]-1,3-propanediyl ester (CAS 70969-57-2)
- Pancreastatin (33-49), porcine (CAS 106507-61-3)
- Etelcalcetide impurity 35 (CAS 1262782-40-0)
- (1S,4s)-4-(methylsulfonyl)cyclohexan-1-amine hydrochloride (CAS 2230789-74-7)
- 2-Phenyl-2,7-diaza-spiro[4.4]nonane hydrochloride (CAS 1965310-27-3)
- 2-Amino-6-(difluoromethyl)-3-methylpyridine-4-sulfonamide (CAS 1804684-25-0)
- (2E)-3-Cyclohexylbut-2-enoic acid (CAS 74896-74-5)
- (2,5-Dichlorophenyl)(3-(pyrrolidin-1-ylmethyl)phenyl)methanone (CAS 898770-80-4)
- 2-(2-((Furan-2-ylmethyl)imino)-3-(3-methoxyphenyl)-2,3-dihydrothiazol-4-yl)acetohydrazide (CAS 556006-97-4)
- Bioallethrin (CAS 22431-63-6)
- (3-(2,4-Dihydroxy-3,3-dimethylbutanamido)propanoyl)-L-cysteine (CAS 13147-34-7)
- 3,5-Dihydroxy-4-methoxybenzoic acid (CAS 4319-02-2)
- Fragment-[7-31]-Liraglutide (CAS CATO-C4X-199239)
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