(2-Methylbenzo[d][1,3]dioxol-5-yl)methanol CAS 71203-54-8
| CAS No. | 71203-54-8 |
| Molecular Formula | C9H10O3 |
| Molecular Weight | 166.17 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 (2-Methylbenzo[d][1,3]dioxol-5-yl)methanol.
(2-Methylbenzo[d][1,3]dioxol-5-yl)methanol (CAS 71203-54-8) is a high-purity analytical reference standard with the molecular formula C9H10O3 and a molecular weight of 166.17 g/mol.
(2-Methylbenzo[d][1,3]dioxol-5-yl)methanol (C9H10O3) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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), (2-Methylbenzo[d][1,3]dioxol-5-yl)methanol 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 | C9H10O3 |
| Molecular Weight | 166.17 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.) | 1977 |
Related Methylbenzo Standards
- 6-Methylbenzo[c][1,2,5]thiadiazol-4-amine (CAS 89792-42-7)
- 7-Methylbenzo[c][1,2,5]thiadiazol-4-amine (CAS 2255-96-1)
- 3-Methylbenzo[d]isothiazol-4-ol (CAS 1187732-47-3)
- 3-Methylbenzo[d]oxazole-2(3H)-thione (CAS 13673-63-7)
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- 3-Methylbenzo[d]isothiazol-6-ol (CAS 192443-26-8)
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Recommended Standards
- (2E)-3-(5-ethylfuran-2-yl)prop-2-enoic acid (CAS 77741-65-2)
- (4S,5S)-4,5-bis(fluoromethyl)-2,2-dimethyl-1,3-dioxolane (CAS 84409-70-1)
- (1R,6S)-Spiro[bicyclo[4.1.0]hept[3]ene-2,2'-[1,3]dioxolan]-5-one (CAS 207616-69-1)
- (R)-(2,3-Dihydrobenzo[b][1,4]dioxin-2-yl)methanol (CAS 62501-72-8)
- 4-(Pyridin-3-yl)thiazole-2-carbaldehyde hydrochloride (CAS 2089651-28-3)
- 6,7-Dichloro-2-phenoxy-3-(trifluoromethyl)quinoxaline (CAS 478064-57-2)
- 4-(Dimethoxymethyl)-2-(3-fluoro-4-iodophenyl)pyrimidine (CAS 477870-93-2)
- N1-((6-Chloropyridin-3-yl)methyl)-N1-isopropylethane-1,2-diamine (CAS 1353976-49-4)
- 2,7-Dibromo-10-methylacridone (CAS 17014-39-0)
- (3aS,7aS)-(+)-Hexahydro-3a-hydroxy-7a-methyl-1,5-indandione (CAS 33879-04-8)
- Methyl 2-bromo-4-methyl-5-nitrobenzoate (CAS 1202858-67-0)
- 6,8-Dimethyl-2-(3-methylphenyl)quinoline-4-carbonyl chloride (CAS 1160254-91-0)
- (S)-1-(6-methylpyridin-3-yl)ethan-1-amine (CAS 221677-41-4)
- Des-Leu26-Tirzepatide (CAS CATO-CPTD788947)
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