4-Methyl-[1,1'-biphenyl]-3-carboxylic acid CAS 2840-35-9
| CAS No. | 2840-35-9 |
| Molecular Formula | C14H12O2 |
| Molecular Weight | 212.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 212.24 g/mol gives 4-Methyl-[1,1'-biphenyl]-3-carboxylic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
4-Methyl-[1,1'-biphenyl]-3-carboxylic acid (CAS 2840-35-9), molecular formula C14H12O2 and molecular weight 212.24 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system, 4-Methyl-[1,1'-biphenyl]-3-carboxylic acid is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 212.24 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
As a certified reference material (CRM), 4-Methyl-[1,1'-biphenyl]-3-carboxylic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C14H12O2 |
| Molecular Weight | 212.24 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
Related Methyl Standards
- 2-([1,1'-Biphenyl]-2-yl)acetic Acid (CAS 14676-52-9)
- 4'-Methyl-[1,1'-biphenyl]-3-carboxylic acid (CAS 147404-69-1)
- Methyl-biphenyl-2-carboxylate (CAS 16605-99-5)
- Methyl [1,1'-biphenyl]-3-carboxylate (CAS 16606-00-1)
- 2′-Methyl[1,1′-biphenyl]-3-carboxylic acid (CAS 168618-44-8)
- 2-Methyl-[1,1'-biphenyl]-4-carboxylic acid (CAS 178313-67-2)
- 2-([1,1'-Biphenyl]-3-yl)acetic Acid (CAS 23948-77-8)
- 2'-Methyl-biphenyl-4-carboxylic acid (CAS 5748-43-6)
Recommended Standards
- 4-Methoxy-biphenyl-3-carbaldehyde (CAS 89536-71-0)
- 4'-Methyl-[1,1'-biphenyl]-4-carboxylic acid (CAS 720-73-0)
- 4-Methoxy-1-naphthaleneacrolein (CAS 858461-16-2)
- 5-(3-Hydroxypropyl)-2,3-dimethoxyphenol (CAS 63543-12-4)
- Isopropyl Propiolate (CAS 96088-62-9)
- Ethyl 3-bromo-4-((3-fluorobenzyl)oxy)benzoate (CAS 1706456-85-0)
- (R)-4-((tert-Butyldimethylsilyl)oxy)butan-2-ol (CAS 136918-09-7)
- 1-Benzyl-1,5,6,7-tetrahydro-4H-indazol-4-one (CAS 115310-16-2)
- 6-Fluoro-4-methylbenzo[d]thiazol-2-amine (CAS 946612-95-9)
- (5-Amino-2,4-difluorophenyl)methanol (CAS 1260838-66-1)
- 1,3-Dimethyl-5-nitro-2,4(1H,3H)-pyrimidinedione (CAS 41613-26-7)
- 4-(3-benzyl-5-hydroxy-1H-pyrazol-1-yl)benzoic acid (CAS 1909336-15-7)
- tert-butyl 2-bromo-2-cyclopropylacetate (CAS 2059993-81-4)
- TRAF6 Control Peptide trifluoroacetate salt (CAS 852690-80-3)
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