2,3-Dimethoxy-1,4-benzoquinone CAS 3117-02-0
| CAS No. | 3117-02-0 |
| Molecular Formula | C19H20ClFN6O3S2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 2,3-Dimethoxy-1,4-benzoquinone 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.
2,3-Dimethoxy-1,4-benzoquinone (CAS 3117-02-0) is a high-purity analytical reference standard with the molecular formula C19H20ClFN6O3S2C2H6O3S and a molecular weight of 609.10 g/mol.
Structurally, 2,3-Dimethoxy-1,4-benzoquinone (C19H20ClFN6O3S2C2H6O3S) contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 609.10 g/mol, it falls into the high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C19H20ClFN6O3S2 C2H6O3S |
| Molecular Weight | 609.10 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 6 |
| Sulfur Atoms | 3 |
Related Dimethoxy Standards
- 6,7-Dimethoxy-1,4-phthalazinediol (CAS 10001-35-1)
- 6,7-Dimethoxy-4-methylphthalazin-1(2H)-one (CAS 10001-36-2)
- 3-Benzyl-9,9-dimethoxy-3-azabicyclo[3.3.1]nonane (CAS 1000931-10-1)
- 4,7-Dimethoxy-1-methylquinolin-2(1H)-one (CAS 100192-50-5)
- 2-(4,5-Dimethoxy-2-nitrophenyl)succinic acid (CAS 100193-44-0)
- 2,7-dimethoxy-1,5-naphthyridine (CAS 1003944-36-2)
- 6,7-Dimethoxy-1H-indene-3-carbonitrile (CAS 100449-12-5)
- 5-(5,6-Dimethoxy-1H-benzo[d]imidazol-1-yl)-3-((2-(methylsulfonyl)benzyl)oxy)thiophene-2-carboxylic acid (CAS 1007698-63-6)
Recommended Standards
- 5-Amino-2-(2,6-difluorophenyl)pyrimidine-4-carboxylic acid (CAS 1052714-32-5)
- 1,3-Dibromoisoquinolin-5-amine (CAS 1260798-70-6)
- 6563-66-2 4H-1-Benzopyran-4-one, 5,6,7-trihydroxy-2-(4-methoxyphenyl)- DTXSID50457727 (CAS 6563-66-2)
- (R)-1-(2,3-Dimethylphenyl)ethanamine hydrochloride (CAS 1032036-48-8)
- 1-(5,6,7,8-Tetrahydroimidazo[1,2-a]pyridin-2-yl)ethan-1-one (CAS 177910-85-9)
- N-(2-((6-(Pyridin-4-ylamino)pyridazin-3-yl)amino)ethyl)thiophene-2-carboxamide (CAS 1020978-34-0)
- 2-Bromo-1,4-bis(methoxymethoxy)benzene (CAS 131136-47-5)
- 2-Bromo-4-phenylquinazoline (CAS 354574-58-6)
- Methyl 4-bromopyrimidine-2-carboxylate (CAS 1206250-40-9)
- Semaglutide impurity 214 (CAS CATO-C4X-2226214)
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 18665070610 / Nicole.chen@cato-chem.com