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ChemicalBook--->CAS DataBase List--->5930-98-3

5930-98-3

5930-98-3 Structure

5930-98-3 Structure
IdentificationMore
[Name]

4-(Trimethylsilyl)-3-butyn-2-one
[CAS]

5930-98-3
[Synonyms]

4-TRIMETHYLSILYL-3-BUTYN-2-ONE
TIMTEC-BB SBB009031
4-(Trimethysilyl)-3-butyn-2-one
4-(TRIMETHYLSILYL)-3-BUTYN-2-ONE 98%
4-trimethylsilylbut-3-yn-2-one
[EINECS(EC#)]

628-294-1
[Molecular Formula]

C7H12OSi
[MDL Number]

MFCD00190212
[Molecular Weight]

140.26
[MOL File]

5930-98-3.mol
Chemical PropertiesBack Directory
[Appearance]

clear slightly yellow liquid
[Melting point ]

99 °C
[Boiling point ]

156 °C(lit.)
[density ]

0.854 g/mL at 25 °C(lit.)
[refractive index ]

n20/D 1.442(lit.)
[Fp ]

83 °F
[storage temp. ]

Flammables area
[form ]

clear liquid
[color ]

Colorless to Light yellow to Light orange
[Specific Gravity]

0.854
[Hydrolytic Sensitivity]

4: no reaction with water under neutral conditions
[CAS DataBase Reference]

5930-98-3(CAS DataBase Reference)
Safety DataBack Directory
[Hazard Codes ]

Xi
[Risk Statements ]

R10:Flammable.
R36/37/38:Irritating to eyes, respiratory system and skin .
[Safety Statements ]

S16:Keep away from sources of ignition-No smoking .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
S37/39:Wear suitable gloves and eye/face protection .
[RIDADR ]

UN 1224 3/PG 3
[WGK Germany ]

3
[HazardClass ]

3
[PackingGroup ]

III
[HS Code ]

29319090
Hazard InformationBack Directory
[Chemical Properties]

clear slightly yellow liquid
[Uses]

4-(Trimethylsilyl)-3-butyn-2-one (TMSB) has been used to investigate its asymmetric bioreduction to (S)-4-(trimethylsilyl)-3-butyn-2-ol {(S)-TMSBOL} by employing biocompatible water-immiscible ionic liquids (ILs). TMSB may be used for the synthesis of entecavir (BMS-200475).
[General Description]

4-(Trimethylsilyl)-3-butyn-2-one is a ketone. Its asymmetric bioreduction to enantiopure {(S)-TMSBOL in various hydrophilic ionic liquid (ILs) solvent systems has been reported.
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