Naphthalene-1,4-diyldimethanol CAS 57322-45-9
| CAS No. | 57322-45-9 |
| Molecular Formula | C12H12O2 |
| Molecular Weight | 188.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 188.22 g/mol gives Naphthalene-1,4-diyldimethanol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Naphthalene-1,4-diyldimethanol (CAS 57322-45-9) is a high-purity analytical reference standard with the molecular formula C12H12O2 and a molecular weight of 188.22 g/mol.
Structurally, Naphthalene-1,4-diyldimethanol (C12H12O2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 188.22 g/mol, it falls into the medium-molecular-weight range. 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.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C12H12O2 |
| Molecular Weight | 188.22 g/mol |
| Appearance | Off-white to pale 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
Related Naphthalene Standards
- Naphthalene-1,4,5,8-tetraamine (CAS 2187-88-4)
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- Naphthalene-2-carbothioamide (CAS 6967-89-1)
- Naphthalene-2,6-diyldimethanamine (CAS 46305-65-1)
- Naphthalene-1-sulfinic acid (CAS 607-33-0)
- Naphthalene-1,2-dicarbaldehyde (CAS 74057-36-6)
- Naphthalene-1,4-dicarbaldehyde (CAS 38153-01-4)
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Recommended Standards
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- Nonanedioic acid homopolymer (CAS 26776-28-3)
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- 3,4,6-Trifluoro-1,2-benzenediamine (CAS 363-74-6)
- 4-chloro-3-methylbenzoyl chloride (CAS 21900-24-3)
- 3-(3,4-Dimethoxyphenyl)-5-((2-fluorobenzyl)thio)-4H-1,2,4-triazol-4-amine (CAS 577963-05-4)
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