Products 51744-66-2

CAS 51744-66-2 appears in our catalog under these names: Ergocalciferol (Vitamin D2) EP Impurity A (5,6-trans-Vitamin D2), Ergocalciferol EP Impurity A, Ergocalciferol Impurity 1（Ergocalciferol EP Impurity A）, 5,6-trans-Vitamin D2, 5,6–trans–Vitamin D2. Offered by: Chemat Brand, Hubei YoungXin, TRC, GLPBio, Biosynth. Available pack sizes: on request, 10mg, 25mg, 50mg, 100mg, 200mg, 5mg, 50 mg.

Ergocalciferol (Vitamin D2) EP Impurity A (5,6-trans-Vitamin D2)
Chemat Brand
  • size: on request
  • Variants: 1
View product
Ergocalciferol EP Impurity A
Chemat Brand
  • size: on request
  • Variants: 1
View product
Ergocalciferol Impurity 1（Ergocalciferol EP Impurity A）
Hubei YoungXin
  • size: 10mg, 25mg, 50mg, 100mg
  • Variants: 5
View product
5,6-trans-Vitamin D2
TRC, Biosynth
  • size: 100mg, 25mg, 50mg
  • Variants: 4
View product
5,6–trans–Vitamin D2
GLPBio
  • size: 10mg, 5mg
  • Variants: 2
from 1867.80
View product
5,6-trans-Vitamin D2, 98.77%
MedChemExpress
  • size: 50 mg, 25 mg, 100 mg, 10 mg
  • Variants: 5
from 1773.26
View product
5,6-trans-Vitamin D2 (Standard)
MedChemExpress
  • size: 100 mg, 25 mg, 10 mg, 5 mg
  • Variants: 5
from 3760.90
View product

5,6-trans-Vitamin D2 is a vitamin D.

Source: ChEBI

Identity
Molecular formulaC28H44O
Molecular weight396.6 g/mol
IUPAC name(1S,3E)-3-[(2E)-2-[(1R,3aS,7aR)-1-[(E,2R,5R)-5,6-dimethylhept-3-en-2-yl]-7a-methyl-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]ethylidene]-4-methylidenecyclohexan-1-ol
InChIKeyMECHNRXZTMCUDQ-VLOQVYPSSA-N
SMILESC[C@H](/C=C/[C@H](C)C(C)C)[C@H]1CC[C@@H]\2[C@@]1(CCC/C2=C\C=C\3/C[C@H](CCC3=C)O)C

Computed by PubChem (NCBI)

Synonyms: 5,6-trans-Vitamin D2, (5E,7E,22E)-9,10-Secoergosta-5,7,10(19),22-tetraen-3beta-ol, 5,6-trans-Ergocalciferol, trans-Vitamin D2, 5,6-trans-Ergocalcifero, (5E,7E,22E)-(3S)-9,10-seco-5,7,10(19),22-ergostatetraen-3-ol, (5E)-vitamin D2, Ergocalciferol impurity A [EP], Tox21_112404, Tox21_202348
Related forms of this compound
(1S,3Z)-3-[(2E)-2-[(1R,3aS,7aR)-1-[(E,2R,5R)-5,6-dimethylhept-3-en-2-yl]-7a-methyl-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]ethylidene]-4-methylidenecyclohexan-1-ol C28H44O
(1S,3Z)-3-[(2E)-2-[(1R,3aS,7aR)-7a-methyl-1-[(E,2R,5R)-7,7,7-trideuterio-5-methyl-6-(trideuteriomethyl)hept-3-en-2-yl]-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]ethylidene]-4-methylidenecyclohexan-1-ol C28H44O
(1S,3E)-3-[(2E)-2-[(1R,3aS,7aR)-1-[(2R,5R)-5,6-dimethylhept-3-en-2-yl]-7a-methyl-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]-1-deuterioethylidene]-4-(dideuteriomethylidene)cyclohexan-1-ol C28H44O
Isomers (same molecular formula)
(1R,1'aR,3'S,3aR,4R,6'aS,7aR)-1-[(E,2R,5R)-5,6-dimethylhept-3-en-2-yl]-7a-methylspiro[2,3,3a,5,6,7-hexahydro-1H-indene-4,1'-2,3,4,5,6,6a-hexahydro-1aH-cyclopropa[a]indene]-3'-ol C28H44O
(3S,9R,10S,13R,14R,17R)-17-[(E,2R,5R)-5,6-dimethylhept-3-en-2-yl]-10,13-dimethyl-2,3,4,9,11,12,14,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-3-ol C28H44O
(3S,9S,10R,13R,14R,17R)-17-[(E,2R,5R)-5,6-dimethylhept-3-en-2-yl]-10,13-dimethyl-2,3,4,9,11,12,14,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-3-ol C28H44O
(1S)-3-[(Z)-2-[(1R,3aR,7aR)-1-[(E,2R,5R)-5,6-dimethylhept-3-en-2-yl]-7a-methyl-1,2,3,3a,6,7-hexahydroinden-4-yl]ethenyl]-4-methylcyclohex-3-en-1-ol C28H44O
(9R,10S,13R,14R,17R)-17-[(E,2R,5R)-5,6-dimethylhept-3-en-2-yl]-10,13-dimethyl-1,2,4,5,6,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-3-one C28H44O
(3S,5S,10S,13R,14R,17R)-10,13-dimethyl-17-[(2R)-6-methyl-5-methylideneheptan-2-yl]-2,3,4,5,6,12,14,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-3-ol C28H44O
(1S)-3-[(E)-2-[(1R,3aR,7aR)-1-[(E,2R,5R)-5,6-dimethylhept-3-en-2-yl]-7a-methyl-1,2,3,3a,6,7-hexahydroinden-4-yl]ethenyl]-4-methylcyclohex-3-en-1-ol C28H44O
(3S,9S,10R,13R,14R,17R)-10,13-dimethyl-17-[(2R)-6-methyl-5-methylideneheptan-2-yl]-2,3,4,9,11,12,14,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-3-ol C28H44O
(4aS,6aS,6aR,6bR,8aS,12aR,14aR,14bS)-4,4a,6a,8a,11,11-hexamethyl-5,6,6a,6b,7,8,9,10,12,12a,13,14,14a,14b-tetradecahydro-1H-picen-2-one C28H44O