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ChemicalBook >> CAS DataBase List >> Silane, [[(1a,3b,5E,7E,22E)-9,10-secoergosta-5,7,10(19),22-tetraene-1,3-diyl]bis(oxy)]bis[(1,1-dimethylethyl)dimethyl- (9CI)

Silane, [[(1a,3b,5E,7E,22E)-9,10-secoergosta-5,7,10(19),22-tetraene-1,3-diyl]bis(oxy)]bis[(1,1-dimethylethyl)dimethyl- (9CI)

Silane, [[(1a,3b,5E,7E,22E)-9,10-secoergosta-5,7,10(19),22-tetraene-1,3-diyl]bis(oxy)]bis[(1,1-dimethylethyl)dimethyl- (9CI) price.
  • $40 - $1515
  • Product name: Silane, [[(1a,3b,5E,7E,22E)-9,10-secoergosta-5,7,10(19),22-tetraene-1,3-diyl]bis(oxy)]bis[(1,1-dimethylethyl)dimethyl- (9CI)
  • CAS: 111594-58-2
  • MF: C40H72O2Si2
  • MW: 641.17
  • EINECS:
  • MDL Number:MFCD11977660
  • Synonyms:Doxercalciferol Impurity 10;[[(1a,3b,5E,7E,22E)-9,10-Secoergosta-5,7,10(19),22-tetraene-1,3-diyl]bis(oxy)]bis[(1,1-dimethylethyl)dimethylsilane];((1R,3S,E)-5-((E)-2-((1R,3aS,7aR)-1-((2R,5R,E)-5,6-diMethylhept-3-en-2-yl)-7a-Methyldihydro-1H-inden-4(2H,5H,6H,7H,7aH)-ylidene)ethylidene)-4-Methylenecyclohexane-1,3-diyl)bis(oxy)bis(tert-butyldiMeth ylsilane);bis[(1,1-diMethylethyl)diMethyl-(9CI);Silane, [[(1a,3b,5E,7E,22E)-9,10-secoergosta-5,7,10(19),22-tetraene-1,3-diyl]bis(oxy)];(3S)-1,3-Bis-O-(tert-Butyldimethylsilyl)-3-hydroxy-5,6-trans-vitamin D2 ;G2/[[(1a,3b,5E,7E,22E)-9,10-Secoergosta-5,7,10(19),22-tetraene-1,3-diyl]bis(oxy)]bis[(1,1-diMethyle;1H-Indene, 4-[(2E)-2-[(3S,5R)-3,5-bis[[(1,1-dimethylethyl)dimethylsilyl]oxy]-2-methylenecyclohexylidene]ethylidene]octahydro-7a-methyl-1-[(1R,2E,4R)-1,4,5-trimethyl-2-hexen-1-yl]-, (1R,3aS,4E,7aR)-
Price14 Properties Safety Information Description
14 prices
Selected condition：
Brand
  • aablocks
  • ACHEMBLOCK
  • American Custom Chemicals Corporation
  • Medical Isotopes, Inc.
  • Synthonix
  • TRC
  • Usbiological
Package
  • 5MG
  • 10mg
  • 100mg
  • 250mg
  • 1g
  • 5G
  • Manufactureraablocks
  • Product numberAA00IM0W
  • Product description(3S)-1,3-Bis-O-(tert-Butyldimethylsilyl)-3-hydroxy-5,6-trans-vitamin D2 98%
  • Packaging100mg
  • Price$40
  • Updated2026-05-29
  • Buy
  • Manufactureraablocks
  • Product numberAA00IM0W
  • Product description(3S)-1,3-Bis-O-(tert-Butyldimethylsilyl)-3-hydroxy-5,6-trans-vitamin D2 98%
  • Packaging250mg
  • Price$80
  • Updated2026-05-29
  • Buy
  • Manufactureraablocks
  • Product numberAA00IM0W
  • Product description(3S)-1,3-Bis-O-(tert-Butyldimethylsilyl)-3-hydroxy-5,6-trans-vitamin D2 98%
  • Packaging1g
  • Price$176
  • Updated2026-05-29
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberW168810
  • Product description((1R,3S,E)-5-((E)-2-((1R,3aS,7aR)-1-((2R,5R,E)-5,6-dimethylhept-3-en-2-yl)-7a-methyldihydro-1H-inden-4(2H,5H,6H,7H,7aH)-ylidene)ethylidene)-4-methylenecyclohexane-1,3-diyl)bis(oxy)bis(tert-butyldimeth ylsilane) 97%
  • Packaging1G
  • Price$305
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberW168810
  • Product description((1R,3S,E)-5-((E)-2-((1R,3aS,7aR)-1-((2R,5R,E)-5,6-dimethylhept-3-en-2-yl)-7a-methyldihydro-1H-inden-4(2H,5H,6H,7H,7aH)-ylidene)ethylidene)-4-methylenecyclohexane-1,3-diyl)bis(oxy)bis(tert-butyldimeth ylsilane) 97%
  • Packaging5G
  • Price$1220
  • Updated2026-05-27
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberORS0001423
  • Product description[[(1ALPHA,3BETA,5E,7E,22E)-9,10-SECOERGOSTA-5,7,10(19),22-TETRAENE-1,3-DIYL]BIS(OXY)]BIS[(1,1-DIMETHYLETHYL)DIMETHYL-(9CI)SILANE 95.00%
  • Packaging5MG
  • Price$498.48
  • Updated2021-12-16
  • Buy
  • ManufacturerMedical Isotopes, Inc.
  • Product number68415
  • Product description(3S)-1,3-Bis-O-(tert-Butyldimethylsilyl)-3-hydroxy-5,6-trans-vitaminD2
  • Packaging10mg
  • Price$650
  • Updated2021-12-16
  • Buy
  • ManufacturerSynthonix
  • Product numberD65008
  • Product description((1R,3S,E)-5-((E)-2-((1R,3aS,7aR)-1-((2R,5R,E)-5,6-Dimethylhept-3-en-2-yl)-7a-methyldihydro-1H-inden-4(2H,5H,6H,7H,7aH)-ylidene)ethylidene)-4-methylenecyclohexane-1,3-diyl)bis(oxy)bis(tert-butyldimeth ylsilane) >98%
  • Packaging1g
  • Price$280
  • Updated2026-05-06
  • Buy
  • ManufacturerSynthonix
  • Product numberD65008
  • Product description((1R,3S,E)-5-((E)-2-((1R,3aS,7aR)-1-((2R,5R,E)-5,6-Dimethylhept-3-en-2-yl)-7a-methyldihydro-1H-inden-4(2H,5H,6H,7H,7aH)-ylidene)ethylidene)-4-methylenecyclohexane-1,3-diyl)bis(oxy)bis(tert-butyldimeth ylsilane) >98%
  • Packaging250mg
  • Price$130
  • Updated2026-05-06
  • Buy
  • ManufacturerSynthonix
  • Product numberD65008
  • Product description((1R,3S,E)-5-((E)-2-((1R,3aS,7aR)-1-((2R,5R,E)-5,6-Dimethylhept-3-en-2-yl)-7a-methyldihydro-1H-inden-4(2H,5H,6H,7H,7aH)-ylidene)ethylidene)-4-methylenecyclohexane-1,3-diyl)bis(oxy)bis(tert-butyldimeth ylsilane) >98%
  • Packaging100mg
  • Price$60
  • Updated2026-05-06
  • Buy
  • ManufacturerTRC
  • Product numberB691910
  • Product description(3S)-1,3-Bis-O-(tert-Butyldimethylsilyl)-3-hydroxy-5,6-trans-vitaminD2
  • Packaging10mg
  • Price$150
  • Updated2021-12-16
  • Buy
  • ManufacturerTRC
  • Product numberTRC-B691910-10MG
  • Product description(3S)-1,3-Bis-O-(tert-Butyldimethylsilyl)-3-hydroxy-5,6-trans-vitamin D2
  • Packaging10mg
  • Price$193
  • Updated2026-06-03
  • Buy
  • ManufacturerTRC
  • Product numberTRC-B691910-100MG
  • Product description(3S)-1,3-Bis-O-(tert-Butyldimethylsilyl)-3-hydroxy-5,6-trans-vitamin D2
  • Packaging100mg
  • Price$1515
  • Updated2026-06-03
  • Buy
  • ManufacturerUsbiological
  • Product number005368
  • Product description(3S)-1,3-Bis-O-(tert-Butyldimethylsilyl)-3-hydroxy-5,6-trans-Vitamin D2
  • Packaging5mg
  • Price$425
  • Updated2026-06-03
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA00IM0W (3S)-1,3-Bis-O-(tert-Butyldimethylsilyl)-3-hydroxy-5,6-trans-vitamin D2 98% 100mg $40 2026-05-29 Buy
aablocks AA00IM0W (3S)-1,3-Bis-O-(tert-Butyldimethylsilyl)-3-hydroxy-5,6-trans-vitamin D2 98% 250mg $80 2026-05-29 Buy
aablocks AA00IM0W (3S)-1,3-Bis-O-(tert-Butyldimethylsilyl)-3-hydroxy-5,6-trans-vitamin D2 98% 1g $176 2026-05-29 Buy
ACHEMBLOCK W168810 ((1R,3S,E)-5-((E)-2-((1R,3aS,7aR)-1-((2R,5R,E)-5,6-dimethylhept-3-en-2-yl)-7a-methyldihydro-1H-inden-4(2H,5H,6H,7H,7aH)-ylidene)ethylidene)-4-methylenecyclohexane-1,3-diyl)bis(oxy)bis(tert-butyldimeth ylsilane) 97% 1G $305 2026-05-27 Buy
ACHEMBLOCK W168810 ((1R,3S,E)-5-((E)-2-((1R,3aS,7aR)-1-((2R,5R,E)-5,6-dimethylhept-3-en-2-yl)-7a-methyldihydro-1H-inden-4(2H,5H,6H,7H,7aH)-ylidene)ethylidene)-4-methylenecyclohexane-1,3-diyl)bis(oxy)bis(tert-butyldimeth ylsilane) 97% 5G $1220 2026-05-27 Buy
American Custom Chemicals Corporation ORS0001423 [[(1ALPHA,3BETA,5E,7E,22E)-9,10-SECOERGOSTA-5,7,10(19),22-TETRAENE-1,3-DIYL]BIS(OXY)]BIS[(1,1-DIMETHYLETHYL)DIMETHYL-(9CI)SILANE 95.00% 5MG $498.48 2021-12-16 Buy
Medical Isotopes, Inc. 68415 (3S)-1,3-Bis-O-(tert-Butyldimethylsilyl)-3-hydroxy-5,6-trans-vitaminD2 10mg $650 2021-12-16 Buy
Synthonix D65008 ((1R,3S,E)-5-((E)-2-((1R,3aS,7aR)-1-((2R,5R,E)-5,6-Dimethylhept-3-en-2-yl)-7a-methyldihydro-1H-inden-4(2H,5H,6H,7H,7aH)-ylidene)ethylidene)-4-methylenecyclohexane-1,3-diyl)bis(oxy)bis(tert-butyldimeth ylsilane) >98% 1g $280 2026-05-06 Buy
Synthonix D65008 ((1R,3S,E)-5-((E)-2-((1R,3aS,7aR)-1-((2R,5R,E)-5,6-Dimethylhept-3-en-2-yl)-7a-methyldihydro-1H-inden-4(2H,5H,6H,7H,7aH)-ylidene)ethylidene)-4-methylenecyclohexane-1,3-diyl)bis(oxy)bis(tert-butyldimeth ylsilane) >98% 250mg $130 2026-05-06 Buy
Synthonix D65008 ((1R,3S,E)-5-((E)-2-((1R,3aS,7aR)-1-((2R,5R,E)-5,6-Dimethylhept-3-en-2-yl)-7a-methyldihydro-1H-inden-4(2H,5H,6H,7H,7aH)-ylidene)ethylidene)-4-methylenecyclohexane-1,3-diyl)bis(oxy)bis(tert-butyldimeth ylsilane) >98% 100mg $60 2026-05-06 Buy
TRC B691910 (3S)-1,3-Bis-O-(tert-Butyldimethylsilyl)-3-hydroxy-5,6-trans-vitaminD2 10mg $150 2021-12-16 Buy
TRC TRC-B691910-10MG (3S)-1,3-Bis-O-(tert-Butyldimethylsilyl)-3-hydroxy-5,6-trans-vitamin D2 10mg $193 2026-06-03 Buy
TRC TRC-B691910-100MG (3S)-1,3-Bis-O-(tert-Butyldimethylsilyl)-3-hydroxy-5,6-trans-vitamin D2 100mg $1515 2026-06-03 Buy
Usbiological 005368 (3S)-1,3-Bis-O-(tert-Butyldimethylsilyl)-3-hydroxy-5,6-trans-Vitamin D2 5mg $425 2026-06-03 Buy

Properties

Melting point :108 - 110°C
Boiling point :605.9±55.0 °C(Predicted)
Density :0.93
storage temp. :-20°C Freezer, Under inert atmosphere
solubility :Chloroform (Slightly), Ethanol (Slightly), Methanol (Slightly, Sonicated)
form :Solid
color :Pale Beige

Safety Information

Symbol(GHS): Health Hazard (GHS08)Skull and Crossbones (GHS06)
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H300 Fatal if swallowed Acute toxicity,oral Category 1, 2 Danger P264, P270, P301+P310, P321, P330,P405, P501
H361 Suspected of damaging fertility or the unborn child Reproductive toxicity Category 2 Warning P201, P202, P281, P308+P313, P405,P501
Precautionary statements:
P201 Obtain special instructions before use.
P202 Do not handle until all safety precautions have been read and understood.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P281 Use personal protective equipment as required.
P301+P310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
P308+P313 IF exposed or concerned: Get medical advice/attention.
P321 Specific treatment (see … on this label).
P330 Rinse mouth.
P405 Store locked up.
P501 Dispose of contents/container to..…

Description

5,6-trans-Vitamin D2 (V676060) derivative. Intermediate in the synthesis of biologically active vitamin D2 metabolite.

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