7-Amino-2-naphthoic acid CAS 5773-99-9
| CAS No. | 5773-99-9 |
| Molecular Formula | C11H9NO2 |
| Molecular Weight | 187.19 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 7-Amino-2-naphthoic acid.
7-Amino-2-naphthoic acid (CAS 5773-99-9), molecular formula C11H9NO2 and molecular weight 187.19 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C11H9NO2, 7-Amino-2-naphthoic acid contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 187.19 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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 7-Amino-2-naphthoic acid 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 | C11H9NO2 |
| Molecular Weight | 187.19 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 1 |
Related Amino Standards
- 5-Amino-2-naphthoic Acid (CAS 100184-66-5)
- 2-Amino-1-(3,4-difluorophenyl)propan-1-ol (CAS 1038241-65-4)
- 2-Amino-1-(2,6-difluorophenyl)propan-1-ol (CAS 1038262-77-9)
- 2-Amino-2-(2,4-difluorophenyl)propan-1-ol (CAS 1043499-66-6)
- 3-Amino-1-(3,4-difluorophenyl)propan-1-ol (CAS 1089351-42-7)
- 7-Amino-1-naphthoic acid (CAS 116530-10-0)
- 2-Amino-2-(2,6-difluorophenyl)propan-1-ol (CAS 1178174-38-3)
- (r)-2-Amino-2-(2,6-difluoro-3-methylphenyl)ethan-1-ol (CAS 1213970-49-0)
Recommended Standards
- 6-Methylquinoline-8-carboxylic acid (CAS 55706-57-5)
- 7-Methoxy-2h-chromene-3-carbonitrile (CAS 57543-70-1)
- 6-Methylquinoline-4-carboxylic acid (CAS 816448-94-9)
- 7-Methoxyisoquinoline-1-carbaldehyde (CAS 31181-37-0)
- 1-Cyclopropyl-1H-indazole-6-carbaldehyde (CAS 1924188-86-2)
- 8-(Chloromethyl)-2-methylimidazo[1,2-a]pyridine (CAS 85333-35-3)
- 1-[2-(4-methylpiperazin-1-yl)ethyl]-1H-pyrazol-4-amine (CAS 1201363-83-8)
- 2-Methylbutan-2-yl chloroformate (CAS 3794-80-7)
- Methyl 3-amino-3-(2-methoxyphenyl)propanoate hydrochloride (CAS 1269634-07-2)
- 2,4-Dichloro-5,6,7,8-tetrahydroquinazoline (CAS 1127-85-1)
- 2-(3-Pyridin-2-yl-propyl)-pyrrolidine-2-carboxylic aciddimethylamide dihydrochloride (CAS 1361112-20-0)
- 1-(Morpholinomethyl)-1H-indole-2,3-dione 3-[N-(4-methylphenyl)hydrazone] (CAS 1164499-08-4)
- Methyl 2-oxo-2-(4-(trifluoromethyl)phenyl)acetate (CAS 132115-87-8)
- Tau Peptide (298-312) trifluoroacetate salt (CAS 330456-47-8)
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