4-(hydroxymethyl)-3-methoxybenzoic acid CAS 955117-56-3
| CAS No. | 955117-56-3 |
| Molecular Formula | C9H16O4 |
| Molecular Weight | 188.22 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 4-(hydroxymethyl)-3-methoxybenzoic acid.
4-(hydroxymethyl)-3-methoxybenzoic acid (CAS 955117-56-3), molecular formula C9H16O4 and molecular weight 188.22 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 4-(hydroxymethyl)-3-methoxybenzoic acid (C9H16O4) contains a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 188.22 g/mol, it falls into the medium-molecular-weight range.
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-(hydroxymethyl)-3-methoxybenzoic 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 | C9H16O4 |
| Molecular Weight | 188.22 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1987 |
Related hydroxymethyl Standards
- 4-(Hydroxymethyl)-2-(3-methylbut-3-en-1-yn-1-yl)phenol (CAS 121007-16-7)
- Ethyl (2-(hydroxymethyl)pyrrolidin-1-yl)carbamate (CAS 192430-31-2)
- Ethyl 4-(hydroxymethyl)tetrahydro-2H-pyran-4-carboxylate (CAS 193022-97-8)
- [2-(hydroxymethyl)naphthalen-1-yl]methanol (CAS 39050-28-7)
- 2,6-Bis(hydroxymethyl)naphthalene (CAS 5859-93-8)
- ethyl 3-(hydroxymethyl)-1-methyl-1H-pyrazole-5-carboxylate (CAS 199480-28-9)
- 1-Benzyl-3-(hydroxymethyl)pyrazole (CAS 102846-11-7)
- 4-(Hydroxymethyl)benzenesulfonic acid (CAS 122855-96-3)
Recommended Standards
- 4-(4-Ethynylphenyl)butanoic acid (CAS 2131053-53-5)
- 4-(tert-butoxy)-2-methyl-4-oxobutanoic acid (CAS 76904-18-2)
- 4-(4-Aminobutanamido)butanoic acid (CAS 98998-63-1)
- 4,4-Dimethylheptanedioic acid (CAS 5325-75-7)
- tert-Butyl 3-hydroxy-3-(sulfanylmethyl)piperidine-1-carboxylate (CAS 959701-68-9)
- 3,6-Diaminopyrazine-2,5-dicarbonitrile (CAS 133940-72-4)
- 4-Acetyl-n-(sec-butyl)benzenesulfonamide (CAS 852026-78-9)
- 6-(Benzyloxy)-2-naphthoic acid (CAS 114804-77-2)
- Palbociclib Impurity 39 (CAS 866084-31-3)
- 11-Oxo-10,11-dihydrodibenzo[b,f][1,4]thiazepine-8-carboxylic acid (CAS 440627-14-5)
- N-Acetyl-4-aminobiphenyl (CAS 4075-79-0)
- (3-(Dibenzylamino)-4-fluorophenyl)boronic acid (CAS 1704069-71-5)
- 4-Bromoquinazoline (CAS 354574-59-7)
- Semaglutide Impurity 167 (CAS CATO-C4X-2226167)
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