4-Chloro-2,6-bis(hydroxymethyl)anisole CAS 6641-05-0
| CAS No. | 6641-05-0 |
| Molecular Formula | C9H11ClO3 |
| Molecular Weight | 202.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 4-Chloro-2,6-bis(hydroxymethyl)anisole 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.
4-Chloro-2,6-bis(hydroxymethyl)anisole (CAS 6641-05-0), molecular formula C9H11ClO3 and molecular weight 202.63 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C9H11ClO3, 4-Chloro-2,6-bis(hydroxymethyl)anisole contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 202.63 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.
Physical & Chemical Properties
| Molecular Formula | C9H11ClO3 |
| Molecular Weight | 202.63 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | Cl-containing |
Related Chloro Standards
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Recommended Standards
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- 2-Chloro-1,3,5-trimethoxybenzene (CAS 67827-56-9)
- 6-chloropyridazine-3-sulfonyl fluoride (CAS 209848-48-6)
- (4-Amino-2-bromo-6-(difluoromethyl)pyridin-3-yl)methanol (CAS 1805204-22-1)
- 4-Chloro-4-iodo-3-methylbenzophenone (CAS 951891-23-9)
- (3-Fluoro-4-methoxyphenyl)(3-iodophenyl)methanone (CAS 951886-03-6)
- tert-butyl 3-(5-amino-1,3,4-oxadiazol-2-yl)pyrrolidine-1-carboxylate (CAS 1414958-41-0)
- 3-(Furan-2-carboxamido)-2-hydroxybenzoic acid (CAS 727658-48-2)
- Ethyl (6-hydroxyhexyl) carbonate (CAS 66747-26-0)
- BPR1J-097 (CAS 1327167-19-0)
- Ethyl 3-(3-ethyl-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazol-6-yl)-1-methyl-1h-pyrazole-5-carboxylate (CAS 1006326-48-2)
- Thieno[3,2-f:4,5-f]bis[1]benzothiophene (CAS 74902-84-4)
- D-Gln19-Tirzepatide (CAS CATO-CPTD788915)
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