| Status: | ISO 1750 (approved) |
|---|---|
| IUPAC name: | (5Z,7E)-(3S)-9,10-secocholesta-5,7,10(19)-trien-3-ol |
| CAS name: | (1S,3Z)-3-[(2E)-2-[(1R,3aS,7aR)-1-[(1R)-1,5-dimethylhexyl]octahydro-7a-methyl-4H-inden-4-ylidene]ethylidene]-4-methylenecyclohexanol |
| CAS Reg. No.: | 67-97-0 |
| Formula: | C27H44O |
| Activity: | rodenticides (calciferol) |
| Notes: | The name “colecalciferol” was provisionally approved in March 2012, but the sponsor requested that the spelling be changed to “cholecalciferol”, and the revised spelling was provisionally approved in November 2012. The name “colecalciferol” is approved by the World Health Organization; the French version is “colécalciférol”, and the Russian version is “колекальциферол” (the spelling “холекальциферол” is also used). In China, the name “vitamin D3” (维生素 D3) is used. |
| Structure: |  |
| Pronunciation: | kō-lē-kǎl-sǐ-fa-rǒl Guide to British pronunciation |
| InChIKey: | QYSXJUFSXHHAJI-YRZJJWOYSA-N |
| InChI: | InChI=1S/C27H44O/c1-19(2)8-6-9-21(4)25-15-16-26-22(10-7-17-27(25,26)5)12-13-23-18-24(28)14-11-20(23)3/h12-13,19,21,24-26,28H,3,6-11,14-18H2,1-2,4-5H3/b22-12+,23-13-/t21-,24+,25-,26+,27-/m1/s1 |