Tetrahydroxy-p-benzoquinonedihydrate CAS 5676-48-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 5676-48-2 |
| Molecular Formula | C6H4O6 2*H2O |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Tetrahydroxy-p-benzoquinonedihydrate (CAS 5676-48-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C6H4O6 2*H2O. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C6H4O6 2*H2O |
| Molecular Weight | 190.11 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, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
Related Tetrahydroxy Standards
- Tetrahydroxy-1,4-benzoquinone hydrate (CAS 123334-16-7)
- 3,5,5,7-Tetrahydroxy-4,6-dimethoxyflavone (CAS 125537-92-0)
- 5，7，3’，4’-Tetrahydroxy-3-methoxy-8，5’-diprenylflavone (CAS 1353676-65-9)
- 1,3,6,7-Tetrahydroxy-5-(3-methylbut-2-en-1-yl)-2-(2-methylbut-3-en-2-yl)-9H-xanthen-9-one (CAS 135541-40-1)
- 3α,6 β,7 β,12 β-Tetrahydroxy-5 β-cholanoic Acid (CAS 140852-41-1)
- 143724-76-9 3,4',5,7-Tetrahydroxy-8-(3-methyl-2-butenyl)flavone Tri-O-methoxymethyl Ether 3,5,7-Trihydroxy-2-(4-hydroxyphenyl)-8-(3-methyl-2-buten-1-yl)-4H-1-benzopyran-4-one 4'-Desmethylicaritin Tri-O-methoxymethyl Ether 8-Prenylkaempferol Tri-O-methoxymethyl Ether De-O-methylanhydroicaritin Tri-O-methoxymethyl Ether Desmethyl Icaritin Tri-O-methoxymethyl Ether Noranhydroicaritin Tri-O-methoxymethyl Ether (CAS 143724-76-9)
- 1(2),3(2),5(2),7(2)-Tetrahydroxy-1,3,5,7(1,3)-tetrabenzenacyclooctaphane-1(5),3(5),5(5),7(5)-tetrasulfonic acid, sodium salt (CAS 151657-13-5)
- 5，7，3’，4’-Tetrahydroxy-3-methoxy-8-geranylflavone (CAS 1605304-56-0)
Recommended Standards
- tert-Butyl 1-(5-chloro-2-fluorobenzyl)piperidin-4-ylcarbamate (CAS 1286273-45-7)
- 2-Bromo-3-fluorotriphenylene (CAS 2624315-46-2)
- 2-(4-(4-Chlorophenyl)piperazin-1-yl)-2-(pyridin-3-yl)acetic acid (CAS 885276-88-0)
- Samarium, (copper)[μ-[[3,3'-[1,2-cyclohexanediylbis[(nitrilo-κN)methylidyne]]bis[1,2-benzenediolato-κO1,κO2:κO2]](4-)]][4-(1,1-dimethylethyl)phenolato]- (CAS 937376-15-3)
- Ethyl 3-chloro-5-methyl-2-oxohexanoate (CAS 111055-64-2)
- Ethyl 1-(tert-butyl)-4-ethyl-1H-1,2,3-triazole-5-carboxylate (CAS 682757-74-0)
- Smac-N7 Peptide (CAS 401913-57-3)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com