Chemistry:7-Dehydrodesmosterol

7-Dehydrodesmosterol

Names
IUPAC name Cholesta-5,7,24-trien-3β-ol
Systematic IUPAC name (1R,3aR,7S,9aR,9bS,11aR)-9a,11a-Dimethyl-1-[(2R)-6-methylhept-5-en-2-yl]-2,3,3a,6,7,8,9,9a,9b,10,11,11a-dodecahydro-1H-cyclopenta[a]phenanthren-7-ol
Other names 24-Dehydroprovitamin D3
Identifiers
CAS Number	143982-69-8 N
3D model (JSmol)	Interactive image Interactive image
ChEBI	CHEBI:27910 Y
ChemSpider	389458 Y
PubChem CID	440558
InChI InChI=1S/C27H42O/c1-18(2)7-6-8-19(3)23-11-12-24-22-10-9-20-17-21(28)13-15-26(20,4)25(22)14-16-27(23,24)5/h7,9-10,19,21,23-25,28H,6,8,11-17H2,1-5H3/t19-,21+,23-,24+,25+,26+,27-/m1/s1 Y Key: RUSSPKPUXDSHNC-DDPQNLDTSA-N Y InChI=1/C27H42O/c1-18(2)7-6-8-19(3)23-11-12-24-22-10-9-20-17-21(28)13-15-26(20,4)25(22)14-16-27(23,24)5/h7,9-10,19,21,23-25,28H,6,8,11-17H2,1-5H3/t19-,21+,23-,24+,25+,26+,27-/m1/s1 Key: RUSSPKPUXDSHNC-DDPQNLDTBA
SMILES C[C@H](CCC=C(C)C)[C@H]1CC[C@@H]2[C@@]1(CC[C@H]3C2=CC=C4[C@@]3(CC[C@@H](C4)O)C)C O[C@@H]4C/C3=C/C=C1\[C@H](CC[C@]2([C@H]1CC[C@@H]2[C@H](C)CCC=C(C)C)C)[C@@]3(C)CC4
Properties
Chemical formula	C27H42O
Molar mass	382.62 g/mol
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

Tracking categories (test):

• SizeSet

7-Dehydrodesmosterol (or cholesta-5,7,24-trien-3-beta-ol) is a cholesterol intermediate.