CAS 76734-92-4|bis(trimethylsilyl) but-2-ynedioate

Introduction：Basic information about CAS 76734-92-4|bis(trimethylsilyl) but-2-ynedioate, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Safety Information
4. Customs
5. Synonyms

Common Name	bis(trimethylsilyl) but-2-ynedioate
CAS Number	76734-92-4	Molecular Weight	258.41900
Density	0.999 g/mL at 25ºC(lit.)	Boiling Point	94ºC0.005 mm Hg(lit.)
Molecular Formula	C₁₀H₁₈O₄Si₂	Melting Point	/
MSDS	/	Flash Point	67ºC

Names

Name	bis(trimethylsilyl) but-2-ynedioate
Synonym	More Synonyms

Chemical & Physical Properties

Density	0.999 g/mL at 25ºC(lit.)
Boiling Point	94ºC0.005 mm Hg(lit.)
Molecular Formula	C₁₀H₁₈O₄Si₂
Molecular Weight	258.41900
Flash Point	67ºC
Exact Mass	258.07400
PSA	52.60000
LogP	1.74600
Index of Refraction	n20/D 1.439(lit.)
InChIKey	RYHMNBZWRLSKHY-UHFFFAOYSA-N
SMILES	C[Si](C)(C)OC(=O)C#CC(=O)O[Si](C)(C)C

Safety Information

Hazard Codes	Xi: Irritant;
Risk Phrases	36/37/38
Safety Phrases	26
RIDADR	UN 1993 3/PG 3
Packaging Group	III
Hazard Class	3.2
HS Code	2931900090

Customs

HS Code	2931900090
Summary	2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

Synonyms

ester

Bis(trimethylsilyl) 2-butynedioate

2-Butynedioic acid,ditrimethylsilyl

Me3SiO2CCCCO2SiMe3

Bis-trimethylsilylacetylenedicarboxylate

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