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ChemicalBook--->CAS DataBase List--->632-16-6

632-16-6

632-16-6 Structure

632-16-6 Structure
IdentificationMore
[Name]

2,3-Dimethylthiophene
[CAS]

632-16-6
[Synonyms]

2,3-DIMETHYLTHIOPHENE
thioxene
[EINECS(EC#)]

211-170-2
[Molecular Formula]

C6H8S
[MDL Number]

MFCD00130081
[Molecular Weight]

112.19
[MOL File]

632-16-6.mol
Chemical PropertiesBack Directory
[Appearance]

clear colorless to yellow liquid
[Melting point ]

-49°C
[Boiling point ]

140-141 C
[density ]

1.002 g/cm
[refractive index ]

1.517-1.521
[Fp ]

26° (79°F)
[storage temp. ]

Flammables area
[solubility ]

Chloroform, Methanol (Slightly)
[form ]

Liquid
[color ]

Clear colorless to yellow
[Water Solubility ]

Insoluble in water.
[LogP]

2.502 (est)
[CAS DataBase Reference]

632-16-6(CAS DataBase Reference)
[NIST Chemistry Reference]

Thiophene, 2,3-dimethyl-(632-16-6)
Safety DataBack Directory
[Hazard Codes ]

Xn-F,Xi,Xn,F
[Risk Statements ]

R20/21/22:Harmful by inhalation, in contact with skin and if swallowed .
R11:Highly Flammable.
R36/37/38:Irritating to eyes, respiratory system and skin .
[Safety Statements ]

S9:Keep container in a well-ventilated place .
S36/37:Wear suitable protective clothing and gloves .
S33:Take precautionary measures against static discharges .
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 .
[Hazard Note ]

Irritant
[HazardClass ]

3
[HS Code ]

29349990
Raw materials And Preparation ProductsBack Directory
[Raw materials]

Potassium hydroxide-->Hydrazinium hydroxide solution-->Ethylene glycol-->3-Methyl-2-thiophenecarboxaldehyde
[Preparation Products]

5-bromo-2,3-dimethylthiophene
Material Safety Data Sheet(MSDS)Back Directory
[msds information]

2,3-Dimethylthiophene(632-16-6).msds
Hazard InformationBack Directory
[Chemical Properties]

clear colorless to yellow liquid
[Uses]

It has also been found that 2,3-dimethylthiophene can be formylated to yield a dimethylthiophene aldehyde, which as expected proved to have the aldehyde group in the free a-position.
[Synthesis Reference(s)]

Journal of the American Chemical Society, 73, p. 4033, 1951 DOI: 10.1021/ja01152a524
Well-known Reagent Company Product InformationBack Directory
[Acros Organics]

2,3-Dimethylthiophene, 97%(632-16-6)
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