87407-73-6

Basic information

• Product Name: 3-[7a-Methyl-1-(1,4,5-trimethyl-hex-2-enyl)-octahydro-inden-4-ylidenemethyl]-2,2-dioxo-2,3,4,5,6,7-hexahydro-1H-2l6-benzo[c]thiophen-5-ol
• Synonyms: 3-[7a-Methyl-1-(1,4,5-trimethyl-hex-2-enyl)-octahydro-inden-4-ylidenemethyl]-2,2-dioxo-2,3,4,5,6,7-hexahydro-1H-2l6-benzo[c]thiophen-5-ol
• CAS NO: 87407-73-6
• Molecular Formula: C₂₈H₄₄O₃S
• Molecular Weight: 460.71
• Mol File: 87407-73-6.mol
• Article Data: 2

Chemical Properties

• Boiling Point: 606.174°C at 760 mmHg
• Flash Point: 320.403°C
• Appearance: /
• Density: 1.117g/cm³
• Vapor Pressure: 0mmHg at 25°C
• Refractive Index: 1.557
• CAS DataBase Reference: 3-[7a-Methyl-1-(1,4,5-trimethyl-hex-2-enyl)-octahydro-inden-4-ylidenemethyl]-2,2-dioxo-2,3,4,5,6,7-hexahydro-1H-2l6-benzo[c]thiophen-5-ol(CAS DataBase Reference)
• NIST Chemistry Reference: 3-[7a-Methyl-1-(1,4,5-trimethyl-hex-2-enyl)-octahydro-inden-4-ylidenemethyl]-2,2-dioxo-2,3,4,5,6,7-hexahydro-1H-2l6-benzo[c]thiophen-5-ol(87407-73-6)
• EPA Substance Registry System: 3-[7a-Methyl-1-(1,4,5-trimethyl-hex-2-enyl)-octahydro-inden-4-ylidenemethyl]-2,2-dioxo-2,3,4,5,6,7-hexahydro-1H-2l6-benzo[c]thiophen-5-ol(87407-73-6)

Safety Data

• Hazardous Substances Data: 87407-73-6(Hazardous Substances Data)

Usage

InChI:InChI=1/C28H44O3S/c1-18(2)19(3)8-9-20(4)25-12-13-26-21(7-6-14-28(25,26)5)15-27-24-16-23(29)11-10-22(24)17-32(27,30)31/h8-9,15,18-20,23,25-27,29H,6-7,10-14,16-17H2,1-5H3/b9-8+,21-15-/t19-,20+,23?,25+,26?,27?,28+/m0/s1

Upstream product

• 50-14-6 vitamin D₂ 
• 50-14-6 ergocalciferol 

Downstream Products

• 143884-25-7 Toluene-4-sulfonic acid (S)-2-{(R)-4-[2-[(3S,5R)-5-(tert-butyl-dimethyl-silanyloxy)-3-hydroxy-2-methylene-cyclohex-(E)-ylidene]-eth-(E)-ylidene]-7a-methyl-octahydro-inden-1-yl}-propyl ester 
• 143884-25-7 Toluene-4-sulfonic acid (S)-2-{(R)-4-[2-[(3R,5R)-5-(tert-butyl-dimethyl-silanyloxy)-3-hydroxy-2-methylene-cyclohex-(E)-ylidene]-eth-(E)-ylidene]-7a-methyl-octahydro-inden-1-yl}-propyl ester 
• 114694-13-2 Toluene-4-sulfonic acid (S)-2-{(R)-4-[2-[(3R,5R)-3,5-bis-(tert-butyl-dimethyl-silanyloxy)-2-methylene-cyclohex-(E)-ylidene]-eth-(E)-ylidene]-7a-methyl-octahydro-inden-1-yl}-propyl ester 
• 143884-24-6 Toluene-4-sulfonic acid (S)-2-{(R)-4-[2-[(S)-5-(tert-butyl-dimethyl-silanyloxy)-2-methylene-cyclohex-(E)-ylidene]-eth-(E)-ylidene]-7a-methyl-octahydro-inden-1-yl}-propyl ester 
• 87417-26-3 tert-Butyl-dimethyl-{(S)-3-[(R)-7a-methyl-1-((E)-(1R,4R)-1,4,5-trimethyl-hex-2-enyl)-octahydro-inden-(4E)-ylidenemethyl]-2,2-dioxo-2,3,4,5,6,7-hexahydro-1H-2λ⁶-benzo[c]thiophen-5-yloxy}-silane 
• 112670-78-7 (1S,5R)-5-(tert-Butyl-dimethyl-silanyloxy)-2-methylene-3-[2-[(1R,3aS)-7a-methyl-1-((E)-(1R,4R)-1,4,5-trimethyl-hex-2-enyl)-octahydro-inden-(4E)-ylidene]-eth-(E)-ylidene]-cyclohexanol 
• 112670-78-7 (1S,5R)-5-(tert-Butyl-dimethyl-silanyloxy)-2-methylene-3-[2-[(R)-7a-methyl-1-((E)-(1R,4R)-1,4,5-trimethyl-hex-2-enyl)-octahydro-inden-(4E)-ylidene]-eth-(Z)-ylidene]-cyclohexanol 
• 104846-62-0 tert-Butyl-dimethyl-{(S)-4-methylene-3-[2-[(1R,3aS)-7a-methyl-1-((E)-(1R,4R)-1,4,5-trimethyl-hex-2-enyl)-octahydro-inden-(4E)-ylidene]-eth-(E)-ylidene]-cyclohexyloxy}-silane 
• 54573-75-0 1α-hydroxyergocalciferol 
• 50-14-6 (S)-4-Methylene-3-[2-[(1R,3aS)-7a-methyl-1-((E)-(1R,4R)-1,4,5-trimethyl-hex-2-enyl)-octahydro-inden-(4E)-ylidene]-eth-(E)-ylidene]-cyclohexanol 

Relevant articles and documents

An improved synthesis of 24,24-difluoro-1α,25-dihydroxy-vitamin D3 from vitamin D2

An improved synthesis of a highly potent vitamin D3 analog, 24,24-difluoro-1α,25-dihydroxyvitamin D3 has been accomplished. The total yield was 9.3% from inexpensive vitamin D2 in 11 steps.