4-Hydroxy-3-(hydroxymethyl)-5-methoxybenzaldehyde CAS 28276-05-3
| CAS No. | 28276-05-3 |
| Molecular Formula | C9H10O4 |
| Molecular Weight | 182.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system, 4-Hydroxy-3-(hydroxymethyl)-5-methoxybenzaldehyde is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 182.17 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
4-Hydroxy-3-(hydroxymethyl)-5-methoxybenzaldehyde (CAS 28276-05-3) is a high-purity analytical reference standard with the molecular formula C9H10O4 and a molecular weight of 182.17 g/mol.
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-Hydroxy-3-(hydroxymethyl)-5-methoxybenzaldehyde 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 | C9H10O4 |
| Molecular Weight | 182.17 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1965 |
Related Hydroxy Standards
- 2-(2-Hydroxy-4-methylphenoxy)acetic acid (CAS 1022729-31-2)
- 2-Hydroxy-2-(2-methoxyphenyl)acetic acid (CAS 10408-29-4)
- 2-Hydroxy-2-(4-hydroxy-3-(hydroxymethyl)phenyl)acetaldehyde (CAS 1239368-65-0)
- 2-Hydroxy-5-methoxy-4-methylbenzoic acid (CAS 1378826-98-2)
- (S)-2-Hydroxy-3-phenoxypropanoic acid (CAS 140460-45-3)
- 2-Hydroxy-4,5-dimethoxybenzaldehyde (CAS 14382-91-3)
- 4-Hydroxy-4,5,6,7-tetrahydro-1-benzofuran-3-carboxylic acid (CAS 1520859-18-0)
- 6-Hydroxy-3-methoxy-2-methylbenzoic acid (CAS 17155-46-3)
Recommended Standards
- 4-Hydroxy-2,6-dimethoxybenzaldehyde (CAS 22080-96-2)
- 4-Hydroxy-3-methoxyphenyl Acetate (CAS 57244-88-9)
- 4-Hydroxy-2,5-dimethoxybenzaldehyde (CAS 80749-72-0)
- 4-Hydroxyphenyllactic acid, racemic mixture (CAS 6482-98-0)
- 4-(propan-2-yl)pyridazine-3,6-diol (CAS 1903632-97-2)
- (E)-3-(3-chloro-5-(trifluoromethyl)pyridin-2-yl)-6-(phenyldiazenyl)quinolin-4(1H)-one (CAS 551930-81-5)
- 1-(1,3-benzothiazol-2-yl)-2-phenylethan-1-amine hydrochloride (CAS 889472-33-7)
- Lignocaine Base (CAS 137-58-6)
- 7-Cyclopropyl-2-(o-tolyl)pyrazolo[1,5-a]pyrimidine-5-carboxylic acid (CAS 1226350-97-5)
- (2-Methoxy-5-methylpyridin-4-yl)boronic acid (CAS 2246370-65-8)
- 4-Bromo-1-(4-isopropylphenyl)-1H-pyrazole (CAS 1784189-46-3)
- Quinolinium Dichromate (CAS 56549-24-7)
- Colchicine Racemic Mixture Impurity (CAS 54192-66-4)
- Semaglutide Impurity 124 (CAS CATO-C4X-2226124)
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