Product Details
| Product Name:
Rhamnetin |
CAS No.:
90-19-7 |
| Min. Order:
1g |
Purity:
99% |
| Supply Ability:
100KG |
Release date:
2019/07/06 |
| Product::
AD68 |
| Rhamnetin Basic information |
| Product Name: |
Rhamnetin |
| Synonyms: |
3,3,4,5-TETRAHYDROXY-7-METHOXYFLAVONE TECH GRADE;RHAMNETIN WITH HPLC;2-(3,4-Dihydroxyphenyl)-3,5-dihydroxy-7-methoxy-4H-1-benzopyran-4-one;7-Methoxyquercetin
;4H-1-Benzopyran-4-one, 2-(3,4-dihydroxyphenyl)-3,5-dihydroxy-7-methoxy-;Flavone, 3,3',4',5-tetrahydroxy-7-methoxy-;Nsc19802;2-(3,4-Dihydroxyphenyl)-5,7-dihydroxy-y-Methoxy-4H-1-benzopyran-4-one |
| CAS: |
90-19-7 |
| MF: |
C16H12O7 |
| MW: |
316.26 |
| EINECS: |
201-974-1 |
| Product Categories: |
Flavanols;Aromatics;Heterocycles;Inhibitors;Intermediates & Fine Chemicals;Metabolites & Impurities;Pharmaceuticals;standard material,plant extracts |
| Mol File: |
90-19-7.mol |
 |
| |
| Rhamnetin Chemical Properties |
| Melting point |
293-296°C (dec.) |
| Boiling point |
375.7°C (rough estimate) |
| density |
1.3347 (rough estimate) |
| refractive index |
1.4790 (estimate) |
| storage temp. |
2-8°C |
| CAS DataBase Reference |
90-19-7(CAS DataBase Reference) |
| Hazard Codes |
Xi |
| Risk Statements |
36/37/38 |
| Safety Statements |
26-36/37 |
| WGK Germany |
3 |
| RTECS |
LK8748000 |
| F |
3-10 |
| Provider |
Language |
| 3,5,3',4'-Tetrahydroxy-7-methoxyflavone |
English |
| SigmaAldrich |
English |
| |
| Rhamnetin Usage And Synthesis |
| Uses |
O-Methylated metabolite of the flavanoid Quercertin (Q509500) with antioxidant activity. |
| Definition |
ChEBI: A monomethoxyflavone that is quercetin methylated at position 7. |
| Purification Methods |
Crystallise rhamnetin from EtOH (m 292-293o), aqueous EtOH (m 294-296o) or MeOH (m 290-294o). or Me2CO/MeOH. [Kuhn & Low Chem Ber 77 211 1944, Jurd J Am Chem Soc 80 5531 1958.] The tetra-acetate has m 189-190o (from Me2CO/MeOH). [Beilstein 18 H 245, 18 II 237, 18 III/IV 3474.] |
Company Profile Introduction
Established in 2014,Career Henan Chemical Co. is a manufacturerspecializing in the sale of fine chemicals.
Mainly deals in the sales of:
Pharmaceutical intermediates
OLED intermediates：
Pharmaceutical intermediates;
OLED intermediates;
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