3,5-Dichloro-2-methyl-benzoquinone CAS 40100-98-9
Purity >95%In StockPharmaceutical Standards
| CAS No. | 40100-98-9 |
| Molecular Formula | C7H4Cl2O2 |
| Molecular Weight | 191.01 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3,5-Dichloro-2-methyl-benzoquinone (CAS 40100-98-9), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C7H4Cl2O2. Molecular weight: 191.01 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C7H4Cl2O2 |
| Molecular Weight | 191.01 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | >95% |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1968 |
| Halogen Content | Cl-containing |
Related Dichloro Standards
- 1,4-Dichloro-5,7-dihydrofuro[3,4-d]pyridazine (CAS 10554-15-1)
- 4,6-Dichloro-2-methylpyrimidine-5-carbaldehyde (CAS 14160-91-9)
- 2-(4,6-Dichloro-5-pyrimidyl)acetaldehyde (CAS 16019-33-3)
- 2,3-Dichloro-4-hydroxybenzaldehyde (CAS 16861-22-6)
- 2,4-Dichloro-5,6-dihydrofuro[2,3-d]pyrimidine (CAS 1823731-18-5)
- 2,4-Dichloro-3-hydroxybenzaldehyde (CAS 56962-13-1)
- 2,4-Dichloro-5,7-dihydrofuro[3,4-d]pyrimidine (CAS 848398-41-4)
- 2,4-Dichloro-5-hydroxybenzaldehyde (CAS 56962-15-3)
Recommended Standards
- 3,5-Dichlorobenzoic Acid (CAS 51-36-5)
- 3,5-Dichloro-4-hydroxybenzaldehyde (CAS 2314-36-5)
- 3,4-Dichlorobenzoic Acid (CAS 51-44-5)
- H-Trp-βNA (CAS 3326-63-4)
- tert-butyl N-methyl-N-[(4-methylbenzenesulfonyl)oxy]carbamate (CAS 25370-96-1)
- (Cis-3-(tert-butyl)-2-phenyloxazolidin-5-yl)methanol (CAS 59697-07-3)
- Ethyl 2-(2-fluoro-3-methoxyphenyl)-2-hydroxyacetate (CAS 1151564-10-1)
- 1-(2-Methoxyphenyl)-1h-pyrazol-5-amine (CAS 687602-32-0)
- [3-chloro-4-(3-methylpiperidin-1-yl)phenyl]methanamine (CAS 1341165-91-0)
- C-Peptide（dog） (CAS 39016-05-2)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com