4,4'-Diamino-[1,1'-biphenyl]-3,3'-dicarboxylic acid CAS 2130-56-5
| CAS No. | 2130-56-5 |
| Molecular Formula | C14H12N2O4 |
| Molecular Weight | 272.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,4'-Diamino-[1,1'-biphenyl]-3,3'-dicarboxylic acid (CAS 2130-56-5), molecular formula C14H12N2O4 and molecular weight 272.26 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 4,4'-Diamino-[1,1'-biphenyl]-3,3'-dicarboxylic acid (C14H12N2O4) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 272.26 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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 4,4'-Diamino-[1,1'-biphenyl]-3,3'-dicarboxylic 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 | C14H12N2O4 |
| Molecular Weight | 272.26 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 2 |
Related Diamino Standards
- 3,3'-Diamino-[1,1'-biphenyl]-4,4'-dicarboxylic acid (CAS 1799740-97-8)
- 2,2'-Diamino-[1,1'-biphenyl]-4,4'-dicarboxylic acid (CAS 41738-56-1)
- 2,6-Diamino-4-(4-fluorophenyl)-4H-thiopyran-3,5-dicarbonitrile (CAS 125240-16-6)
- 2,6-Diamino-4-(2-fluorophenyl)-4H-thiopyran-3,5-dicarbonitrile (CAS 208254-22-2)
- 1,4-Diamino-2-chloroanthraquinone (CAS 54841-24-6)
- 1,5-Diamino-2-chloroanthracene-9,10-dione (CAS 6313-43-5)
- 1,5-Diamino-4-chloroanthracene-9,10-dione (CAS 86965-31-3)
- 2,3-Diamino-5-bromo-6-(trifluoromethyl)pyrimidin-4(3H)-one (CAS 95095-46-8)
Recommended Standards
- 4-(Benzylamino)-3-nitrobenzoic acid (CAS 68502-37-4)
- 4-Methoxy-3-nitro-N-phenylbenzamide (CAS 97-32-5)
- 4-(((2,2-Dimethyl-4,6-dioxo-1,3-dioxan-5-ylidene)methyl)amino)benzonitrile (CAS 219763-81-2)
- 4-Methoxy-N-(4-nitrophenyl)benzamide (CAS 7464-52-0)
- Benzyl (3-oxo-1-piperazinyl)acetate (CAS 1629681-76-0)
- 123065-23-6 2,5-Dimethoxybenzenesulfinic acid sodium salt MFCD11618049 (CAS 123065-23-6)
- (S)-N-((1-(2-Aminopropanoyl)piperidin-4-yl)methyl)-N-methylacetamide (CAS 1354018-17-9)
- (4-Chlorophenyl)methyl N-[1-methyl-3-(trifluoromethyl)-1H-pyrazol-4-yl]carbamate (CAS 320423-05-0)
- bis-(2-thienyl) methane (CAS 4341-34-8)
- Yttrium(III) acetate hydrate, 99.99% (CAS 23363-14-6)
- (2E)-3-[(2,4-Dimethoxyphenyl)amino]-2-(thiophen-3-yl)prop-2-enenitrile (CAS 477851-19-7)
- 1-Fluoro-4-phenoxybenzene (CAS 330-84-7)
- 4-Bromo-N-tert-butyl-N-[(4-methoxyphenyl)methyl]benzene-1-sulfonamide (CAS 1881330-94-4)
- Mast Cell Degranulating (MCD) Peptide (CAS 32908-73-9)
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