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ChemicalBook >> CAS DataBase List >> Bis(trimethylsilyl)acetylenedicarboxylate

Bis(trimethylsilyl)acetylenedicarboxylate

Bis(trimethylsilyl)acetylenedicarboxylate price.
  • $140 - $1260
  • Product name: Bis(trimethylsilyl)acetylenedicarboxylate
  • CAS: 76734-92-4
  • MF: C10H18O4Si2
  • MW: 258.42
  • EINECS:
  • MDL Number:MFCD00009841
  • Synonyms:bis(trimethylsilyl) 2-butynedioate;Bis(trimethylsilyl) but-2-ynedioate;2-Butynedioic acid,1,4-bis(trimethylsilyl) ester;DK392;bis(trimethylsiliconalkaneyl)-2-butylynediacidester;Bis(trimethylsilyl)acetylenedicarboxylate
Price6 Properties Safety Information Description
6 prices
Selected condition：
Brand
  • aablocks
  • ACHEMBLOCK
  • American Custom Chemicals Corporation
Package
  • 250mg
  • 1g
  • 5ML
  • 5G
  • Manufactureraablocks
  • Product numberAA005A92
  • Product description2-Butynedioic acid,1,4-bis(trimethylsilyl) ester 95%
  • Packaging250mg
  • Price$140
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA005A92
  • Product description2-Butynedioic acid,1,4-bis(trimethylsilyl) ester 95%
  • Packaging1g
  • Price$274
  • Updated2026-05-28
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberX205603
  • Product description2-Butynedioic acid,1,4-bis(trimethylsilyl) ester 95%
  • Packaging1G
  • Price$315
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberX205603
  • Product description2-Butynedioic acid,1,4-bis(trimethylsilyl) ester 95%
  • Packaging250MG
  • Price$150
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberX205603
  • Product description2-Butynedioic acid,1,4-bis(trimethylsilyl) ester 95%
  • Packaging5G
  • Price$1260
  • Updated2026-05-27
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberORS0000833
  • Product descriptionBIS-(TRIMETHYLSILYL)ACETYLENEDICARBOXYLATE 95.00%
  • Packaging5ML
  • Price$868.56
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA005A92 2-Butynedioic acid,1,4-bis(trimethylsilyl) ester 95% 250mg $140 2026-05-28 Buy
aablocks AA005A92 2-Butynedioic acid,1,4-bis(trimethylsilyl) ester 95% 1g $274 2026-05-28 Buy
ACHEMBLOCK X205603 2-Butynedioic acid,1,4-bis(trimethylsilyl) ester 95% 1G $315 2026-05-27 Buy
ACHEMBLOCK X205603 2-Butynedioic acid,1,4-bis(trimethylsilyl) ester 95% 250MG $150 2026-05-27 Buy
ACHEMBLOCK X205603 2-Butynedioic acid,1,4-bis(trimethylsilyl) ester 95% 5G $1260 2026-05-27 Buy
American Custom Chemicals Corporation ORS0000833 BIS-(TRIMETHYLSILYL)ACETYLENEDICARBOXYLATE 95.00% 5ML $868.56 2021-12-16 Buy

Properties

Boiling point :94 °C0.005 mm Hg(lit.)
Density :0.999 g/mL at 25 °C(lit.)
refractive index :n20/D 1.439(lit.)
Flash point :67°C
storage temp. :Keep in dark place,Inert atmosphere,2-8°C
Specific Gravity :0.988
Hydrolytic Sensitivity :7: reacts slowly with moisture/water

Safety Information

Symbol(GHS): Flame (GHS02)Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H226 Flammable liquid and vapour Flammable liquids Category 3 Warning
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.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

A versatile synthetic intermediate with several advantages (e.g. mild cleavage of the TMS-group).

More related product prices

Propiolic Acid Ethoxytrimethylsilane 2-Butyn-1-ol 2-Butyne-1,4-diol Acetylenedicarboxylic acid Trimethylsilyl acetate Propargyl alcohol 2-Butynoic acid METHOXYTRIMETHYLSILANE DIMETHYLETHOXYSILANE 5582-62-7

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Suppliers and manufacturers

Meryer (Shanghai) Chemical Technology Co., Ltd. Shanghai Worldyang Chemical Co.,Ltd. Shanghai Enchem Industry Co., Ltd. Shanghai Zhuang Ming New Material Technology Co., Ltd. Alfa Chemistry Xuzhou ZhuoYun New Material Technology Co., Ltd. Suzhou Siso new material Co.,Ltd. Henan Alfachem Co.,Ltd. Zhengzhou Acme Chemical Co., Ltd. Jiangsu aikang biomedical research and development co., LTD