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J & K SCIENTIFIC LTD.
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Product Name:5,6-trans-VitaMin D2 CAS:51744-66-2 Package:2.5Mg,25Mg
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Chemsky(shanghai)International Co.,Ltd.
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021-50135380 |
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Product Name:5,6-trans-VitaMin D2 CAS:51744-66-2 Purity:98% Package:1950RMB/2.5Mg; 12000RMB/25Mg
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BOC Sciences
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Product Name:5,6-trans-Vitamin D2 CAS:51744-66-2 Remarks:5,6-trans-Vitamin D2 is an isomer of vitamin D2. Vitamin D2 is commonly used for the prevention and
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| 5,6-trans-Ergocalciferol Basic information |
Product Name: | 5,6-trans-Ergocalciferol | Synonyms: | (3β,5E,7E,22E)-9,10-Secoergosta-5,7,10(19),22-tetraen-3-ol;5,6-trans-Ergocalciferol;5,6-trans-VitaMin D2;Ergocalciferol EP Impurity A;Ergocalciferol Impurity 1(Ergocalciferol EP Impurity A);9,10-Secoergosta-5,7,10(19),22-tetraen-3-ol, (3β,5E,7E,22E)- (9CI);Ergocalciferol (Vitamin D2) EP Impurity A (5,6-trans-Vitamin D2);(S,E)-3-((E)-2-((1R,3aS,7aR)-1-((2R,5R,E)-5,6-dimethylhept-3-en-2-yl)-7a-methylhexahydro-1H-inden-4(2H)-ylidene)ethylidene)-4-methylenecyclohexanol | CAS: | 51744-66-2 | MF: | C28H44O | MW: | 396.65 | EINECS: | | Product Categories: | Intermediates & Fine Chemicals;Metabolites & Impurities;Pharmaceuticals | Mol File: | 51744-66-2.mol | ![5,6-trans-Ergocalciferol Structure](CAS/GIF/51744-66-2.gif) |
| 5,6-trans-Ergocalciferol Chemical Properties |
Melting point | 98.5-101 °C(Solv: ethyl ether (60-29-7); ligroine (8032-32-4)) | Boiling point | 504.2±29.0 °C(Predicted) | density | 0.97±0.1 g/cm3(Predicted) | storage temp. | Store at -20°C, protect from light, stored under nitrogen | solubility | Acetone (Slightly), Chloroform (Slightly), Dichloromethane (Slightly), Methanol | form | Solid | pka | 14.74±0.20(Predicted) | color | White to Pale Yellow | Stability: | Light Sensitive, Temperature Sensitive |
| 5,6-trans-Ergocalciferol Usage And Synthesis |
Uses | 5,6-trans-Vitamin D2 is an isomer as well as one of the main decomposition products of Vitamin D2 (V676040). | Definition | ChEBI: 5,6-trans-Vitamin D2 is a vitamin D. |
| 5,6-trans-Ergocalciferol Preparation Products And Raw materials |
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