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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)ACETYLENEDICARBOXYLATE;Bis(trimethylsilyl) but-2-ynedioate;2-Butynedioic acid,1,4-bis(trimethylsilyl) ester;DK392;bis(trimethylsiliconalkaneyl)-2-butylynediacidester
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%
  • Packaging1g
  • Price$274
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA005A92
  • Product description2-Butynedioic acid,1,4-bis(trimethylsilyl) ester 95%
  • Packaging250mg
  • Price$140
  • Updated2026-05-28
  • 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%
  • Packaging1G
  • Price$315
  • 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% 1g $274 2026-05-28 Buy
aablocks AA005A92 2-Butynedioic acid,1,4-bis(trimethylsilyl) ester 95% 250mg $140 2026-05-28 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% 1G $315 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).

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

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Suppliers and manufacturers

career henan chemical co
bis(trimethylsilyl) but-2-ynedioate
$1.00
bis(trimethylsilyl) but-2-ynedioate CAS:76734-92-4
Shanghai Daken Advanced Materials Co.,Ltd
Hubei Co-Formula Material Tech Co., Ltd.
Dayang Chem (Hangzhou) Co.,Ltd.
CD Chemical Group Limited
Henan Alfa Chemical Co., Ltd
Alfa Chemistry
Hefei TNJ Chemical Industry Co.,Ltd.
Hu Bei Jiutian Bio-medical Technology CO.,Ltd
Nanjing Moldeep Biochemical Co., Ltd.