4-(4-Hydroxyphenyl)benzaldehyde CAS 100980-82-3
| CAS No. | 100980-82-3 |
| Molecular Formula | C13H10O2 |
| Molecular Weight | 198.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
4-(4-Hydroxyphenyl)benzaldehyde (CAS 100980-82-3) is a high-purity analytical reference standard with the molecular formula C13H10O2 and a molecular weight of 198.22 g/mol.
Structurally, 4-(4-Hydroxyphenyl)benzaldehyde (C13H10O2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 198.22 g/mol, it falls into the medium-molecular-weight range. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
As a certified reference material (CRM), 4-(4-Hydroxyphenyl)benzaldehyde 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 | C13H10O2 |
| Molecular Weight | 198.22 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.) | 1985 |
Related Hydroxyphenyl Standards
- 2-(4-Hydroxyphenyl)benzaldehyde (CAS 400747-55-9)
- Methyl 2-[(2-hydroxyphenyl)sulfanyl]acetate (CAS 160901-56-4)
- 2-[(2-hydroxyphenyl)sulfanyl]acetohydrazide (CAS 20277-06-9)
- methyl 2-[(4-hydroxyphenyl)sulfanyl]acetate (CAS 30512-63-1)
- methyl 1-(3-hydroxyphenyl)cyclopropane-1-carboxylate (CAS 1630907-12-8)
- methyl 1-(4-hydroxyphenyl)cyclopropane-1-carboxylate (CAS 779199-69-8)
- n-(4-Hydroxyphenyl)-2-(methylsulfanyl)acetamide (CAS 862248-42-8)
- 6-(4-Hydroxyphenyl)picolinaldehyde (CAS 1367126-27-9)
Recommended Standards
- Temgicoluril (CAS 10095-06-4)
- 9-methyl-2,3-dihydro-1H-pyrrolo[3,4-b]quinolin-1-one (CAS 1012068-73-3)
- 3-(3,5-Dimethyl-4-nitro-1h-pyrazol-1-yl)propan-1-amine (CAS 1006962-55-5)
- 5-Phenylnicotinamide (CAS 10177-15-8)
- tert-Butyl (S)-(9-chloro-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-3-yl)carbamate (CAS 889458-97-3)
- (S)-3-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-2-(2,3,4-trimethoxybenzyl)propanoic acid (CAS 1260594-81-7)
- 3-[[5-(2,3-Dichlorophenyl)-1H-tetrazol-1-yl]methyl]pyridine HCl (CAS 899431-18-6)
- Diethyl 2,2'-(1-(tert-butoxycarbonyl)-4,4-difluoropiperidine-3,5-diyl)diacetate (CAS 1864059-46-0)
- 4,4'-(Pyridine-2,5-diyl)dibenzaldehyde (CAS 2226224-90-2)
- 3-(Piperidin-3-ylmethyl)isoquinoline (CAS 1017781-99-5)
- Dichlorotris(1,10-phenanthroline)ruthenium(II) hexahydrate (CAS 172916-85-7)
- 2-(Furan-3-yl)ethanamine hydrochloride (CAS 1989672-71-0)
- Methyl 2-{[(4-methoxyphenyl)sulfonyl]amino}-2-phenylacetate (CAS 251096-82-9)
- Semaglutide impurity 248 (CAS CATO-C4X-2226248)
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