2-(trimethylacetyl)thiophene

Modify Date: 2025-08-24 20:49:25

2-(trimethylacetyl)thiophene Structure
2-(trimethylacetyl)thiophene structure
 Common Name 2-(trimethylacetyl)thiophene
CAS Number 20409-48-7 Molecular Weight 168.25600
Density 1.07 Boiling Point 114-116°C 14mm
Molecular Formula C9H12OS Melting Point N/A
MSDS Chinese USA Flash Point 114-116°C/14mm
Symbol GHS07
GHS07		 Signal Word Warning

 Names

Name 2,2-dimethyl-1-thiophen-2-ylpropan-1-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.07
Boiling Point 114-116°C 14mm
Molecular Formula C9H12OS
Molecular Weight 168.25600
Flash Point 114-116°C/14mm
Exact Mass 168.06100
PSA 45.31000
LogP 2.97690
Vapour Pressure 0.0243mmHg at 25°C
Index of Refraction 1.5350

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H302-H317
Precautionary Statements P280
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Faceshields;Gloves
Hazard Codes Xn: Harmful;
Risk Phrases 22-43
Safety Phrases S24/25-S36/37
RIDADR NONH for all modes of transport
HS Code 2934999090

 Synthetic Route

Thiophene(SIV) structure

Thiophene(SIV)

CAS#:188290-36-0

Pivaloyl chloride structure

Pivaloyl chloride

CAS#:3282-30-2

~93%

2-(trimethylacetyl)thiophene Structure

2-(trimethylace...

CAS#:20409-48-7

Literature: Meshram; Reddy, Gondi Sudershan; Muralidhar Reddy; Yadav Synthetic Communications, 1998 , vol. 28, # 12 p. 2203 - 2206
Pivalic acid structure

Pivalic acid

CAS#:75-98-9

~%

2-(trimethylacetyl)thiophene Structure

2-(trimethylace...

CAS#:20409-48-7

Literature: Tetrahedron, , vol. 52, # 45 p. 14297 - 14310
Thiophene(SIV) structure

Thiophene(SIV)

CAS#:188290-36-0

Pivalic acid structure

Pivalic acid

CAS#:75-98-9

~%

2-(trimethylacetyl)thiophene Structure

2-(trimethylace...

CAS#:20409-48-7

Literature: Zhurnal Obshchei Khimii, , vol. 29, p. 3873,3878; engl. Ausg. S. 3831, 3836 Zhurnal Obshchei Khimii, , vol. 26, p. 3341,3344; engl. Ausg. S. 3717 Zhurnal Obshchei Khimii, , vol. 29, p. 3873,3878; engl. Ausg. S. 3831, 3836
2-methyl-1-thiophen-2-yl-propan-1-one structure

2-methyl-1-thio...

CAS#:36448-60-9

~%

2-(trimethylacetyl)thiophene Structure

2-(trimethylace...

CAS#:20409-48-7

Literature: Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences, , vol. 220, p. 175
Thiophene(SIV) structure

Thiophene(SIV)

CAS#:188290-36-0

1-(Pivaloyl)-aziridin structure

1-(Pivaloyl)-az...

CAS#:87461-19-6

~%

2-(trimethylacetyl)thiophene Structure

2-(trimethylace...

CAS#:20409-48-7

Literature: Liebigs Annalen der Chemie, , # 1 p. 113 - 114

 Customs

HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

2,2-dimethyl-1-thiophenyl-1-propanone
MFCD00051668
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