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ChemicalBook >> CAS DataBase List >> 4-(TERT-BUTYL-DIMETHYL-SILANYLOXY)-BUT-2-YNOIC ACID METHYL ESTER

4-(TERT-BUTYL-DIMETHYL-SILANYLOXY)-BUT-2-YNOIC ACID METHYL ESTER

4-(TERT-BUTYL-DIMETHYL-SILANYLOXY)-BUT-2-YNOIC ACID METHYL ESTER price.
  • $29.8 - $3609.38
  • Product name: 4-(TERT-BUTYL-DIMETHYL-SILANYLOXY)-BUT-2-YNOIC ACID METHYL ESTER
  • CAS: 117968-51-1
  • MF: C11H20O3Si
  • MW: 228.36
  • EINECS:
  • MDL Number:MFCD06658479
  • Synonyms:4-(TERT-BUTYL-DIMETHYL-SILANYLOXY)-BUT-2-YNOIC ACID METHYL ESTER;METHYL 4-TERT-BUTYLDIMETHYLSILYLOXY-2-BUTYNOATE;2-Butynoic acid, 4-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-, methyl ester;4-[tert-butyl(dimethyl)silyl]oxy-2-butynoic acid methyl ester;4-(TERT-BUTYL-DIMETHYL-SILANYLOXY)-BUT-2-YNOIC ACID METHYL ESTER ISO 9001：2015 REACH;4-(1-tert-butyl-1,1-dimethyl)siliconoxy-butyl-2-yneacidmethyl ester;Methyl 4-((tert-butyldiMethylsilyl)oxy)but-2-ynoate
Price42 Properties Safety Information Description
42 prices
Selected condition：
Brand
  • aablocks
  • ACHEMBLOCK
  • Activate Scientific
  • AK Scientific
  • American Custom Chemicals Corporation
  • Chemenu
  • Crysdot
  • J&W Pharmlab
  • Matrix Scientific
  • Sigma-Aldrich
  • TRC
Package
  • 5MG
  • 50mg
  • 100mg
  • 250mg
  • 250.00mg
  • 500mg
  • 1.00g
  • 1g
  • 5.00g
  • 5G
  • 25G
  • 100G
  • 1 unit
  • Manufactureraablocks
  • Product numberAA000I5L
  • Product descriptionMethyl 4-((tert-butyldimethylsilyl)oxy)but-2-ynoate 96%
  • Packaging1g
  • Price$111
  • Updated2026-05-25
  • Buy
  • Manufactureraablocks
  • Product numberAA000I5L
  • Product descriptionMethyl 4-((tert-butyldimethylsilyl)oxy)but-2-ynoate 96%
  • Packaging100mg
  • Price$32
  • Updated2026-05-25
  • Buy
  • Manufactureraablocks
  • Product numberAA000I5L
  • Product descriptionMethyl 4-((tert-butyldimethylsilyl)oxy)but-2-ynoate 96%
  • Packaging250mg
  • Price$40
  • Updated2026-05-25
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberT97029
  • Product descriptionmethyl 4-((tert-butyldimethylsilyl)oxy)but-2-ynoate 97%
  • Packaging1G
  • Price$185
  • Updated2026-05-25
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberT97029
  • Product descriptionmethyl 4-((tert-butyldimethylsilyl)oxy)but-2-ynoate 97%
  • Packaging1G
  • Price$185
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberT97029
  • Product descriptionmethyl 4-((tert-butyldimethylsilyl)oxy)but-2-ynoate 97%
  • Packaging5G
  • Price$705
  • Updated2026-05-25
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberT97029
  • Product descriptionmethyl 4-((tert-butyldimethylsilyl)oxy)but-2-ynoate 97%
  • Packaging5G
  • Price$705
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberT97029
  • Product descriptionmethyl 4-((tert-butyldimethylsilyl)oxy)but-2-ynoate 97%
  • Packaging25G
  • Price$2820
  • Updated2026-05-25
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberT97029
  • Product descriptionmethyl 4-((tert-butyldimethylsilyl)oxy)but-2-ynoate 97%
  • Packaging25G
  • Price$2820
  • Updated2026-05-27
  • Buy
  • ManufacturerActivate Scientific
  • Product numberAS120225-B
  • Product description4-(tert-Butyl-dimethyl-silanyloxy)-but-2-ynoic acid methyl ester 96+%
  • Packaging1g
  • Price$510
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product number4288AJ
  • Product descriptionMethyl4-tert-butyldimethylsilyloxy-2-butynoate
  • Packaging1g
  • Price$784
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product number4288AJ
  • Product descriptionMethyl4-tert-butyldimethylsilyloxy-2-butynoate
  • Packaging5g
  • Price$2251
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberORS0003130
  • Product descriptionMETHYL-4-TERT-BUTYLDIMETHYLSILYLOXY-2-BUTYNOATE 98.00%
  • Packaging25G
  • Price$1940.4
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberORS0003130
  • Product descriptionMETHYL-4-TERT-BUTYLDIMETHYLSILYLOXY-2-BUTYNOATE 98.00%
  • Packaging1G
  • Price$564.9
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberORS0003130
  • Product descriptionMETHYL-4-TERT-BUTYLDIMETHYLSILYLOXY-2-BUTYNOATE 98.00%
  • Packaging100G
  • Price$3609.38
  • Updated2021-12-16
  • Buy
  • ManufacturerChemenu
  • Product numberCM205483
  • Product descriptionMethyl4-((tert-butyldimethylsilyl)oxy)but-2-ynoate 95%
  • Packaging5g
  • Price$1473
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA000I5L Methyl 4-((tert-butyldimethylsilyl)oxy)but-2-ynoate 96% 1g $111 2026-05-25 Buy
aablocks AA000I5L Methyl 4-((tert-butyldimethylsilyl)oxy)but-2-ynoate 96% 100mg $32 2026-05-25 Buy
aablocks AA000I5L Methyl 4-((tert-butyldimethylsilyl)oxy)but-2-ynoate 96% 250mg $40 2026-05-25 Buy
ACHEMBLOCK T97029 methyl 4-((tert-butyldimethylsilyl)oxy)but-2-ynoate 97% 1G $185 2026-05-25 Buy
ACHEMBLOCK T97029 methyl 4-((tert-butyldimethylsilyl)oxy)but-2-ynoate 97% 1G $185 2026-05-27 Buy
ACHEMBLOCK T97029 methyl 4-((tert-butyldimethylsilyl)oxy)but-2-ynoate 97% 5G $705 2026-05-25 Buy
ACHEMBLOCK T97029 methyl 4-((tert-butyldimethylsilyl)oxy)but-2-ynoate 97% 5G $705 2026-05-27 Buy
ACHEMBLOCK T97029 methyl 4-((tert-butyldimethylsilyl)oxy)but-2-ynoate 97% 25G $2820 2026-05-25 Buy
ACHEMBLOCK T97029 methyl 4-((tert-butyldimethylsilyl)oxy)but-2-ynoate 97% 25G $2820 2026-05-27 Buy
Activate Scientific AS120225-B 4-(tert-Butyl-dimethyl-silanyloxy)-but-2-ynoic acid methyl ester 96+% 1g $510 2021-12-16 Buy
AK Scientific 4288AJ Methyl4-tert-butyldimethylsilyloxy-2-butynoate 1g $784 2021-12-16 Buy
AK Scientific 4288AJ Methyl4-tert-butyldimethylsilyloxy-2-butynoate 5g $2251 2021-12-16 Buy
American Custom Chemicals Corporation ORS0003130 METHYL-4-TERT-BUTYLDIMETHYLSILYLOXY-2-BUTYNOATE 98.00% 25G $1940.4 2021-12-16 Buy
American Custom Chemicals Corporation ORS0003130 METHYL-4-TERT-BUTYLDIMETHYLSILYLOXY-2-BUTYNOATE 98.00% 1G $564.9 2021-12-16 Buy
American Custom Chemicals Corporation ORS0003130 METHYL-4-TERT-BUTYLDIMETHYLSILYLOXY-2-BUTYNOATE 98.00% 100G $3609.38 2021-12-16 Buy
Chemenu CM205483 Methyl4-((tert-butyldimethylsilyl)oxy)but-2-ynoate 95% 5g $1473 2021-12-16 Buy
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Properties

Boiling point :252.7±23.0 °C(Predicted)
Density :0.955±0.06 g/cm3(Predicted)
storage temp. :Storage temp. 2-8°C
Appearance :Colorless to light yellow Liquid

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P304+P340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P330 Rinse mouth.
P403+P233 Store in a well-ventilated place. Keep container tightly closed.
P405 Store locked up.
P501 Dispose of contents/container to..…

Description

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