Peptide Impurity 82 CAS 10491-78-8
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 10491-78-8 |
| Molecular Formula | C9H15N3O3 |
| Molecular Weight | 213.23 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Peptide Impurity 82 (CAS 10491-78-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H15N3O3. Molecular weight: 213.23 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H15N3O3 |
| Molecular Weight | 213.23 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1959 |
| Nitrogen Atoms | 3 |
Related Peptide Standards
- Peptide Impurity 15 (CAS 1227750-69-7)
- Peptide Impurity 34 (CAS 21282-09-7)
- Peptide Impurity 40 (CAS CATO-CPTD788840)
- Peptide Impurity 04 (CAS 2913424-91-4)
- Peptide Impurity 05 (CAS 2322924-83-2)
- Peptide Impurity 06 (CAS CATO-CPTD788806)
- Tau Peptide (74-102) (Exon 3/Insert 2 Domain) trifluoroacetate salt (CAS 1322695-34-0)
- Tau Peptide (245-274) (Repeat 1 Domain) trifluoroacetate salt (CAS 1428134-39-7)
Recommended Standards
- Diazoacetyl-DL-Nle-OMe (CAS 7013-09-4)
- 2,3-Dimethyl-2H-pyrazolo[3,4-b]quinolin-4(9H)-one (CAS 100548-62-7)
- Boc-Pra-OH (CAS 63039-48-5)
- Urapidil Impurity 23 (CAS CATO-C4X-192423)
- CAS CATO-C4X-34211 (CAS CATO-C4X-34211)
- Bavachin (CAS 19879-32-4)
- (4-Fluorophenyl)(3-methoxyphenyl)methanol (CAS 844856-35-5)
- 5-(Phenylamino)-N-(thiophen-2-ylmethyl)-1H-1,2,3-triazole-4-carboxamide (CAS 1105199-56-1)
- 3-Methyl-5-nitro-[1,2]oxazolo[5,4-b]pyridine (CAS 930889-25-1)
- Tirzepatide(sodium salt) (CAS 2023788-19-2(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 13829788188 / jacky.chen@cato-chem.com