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3-Methyl-2-thiophenecarboxylic acid

3-Methyl-2-thiophenecarboxylic acid ??? ???
?? ??:
23806-24-8
???:
3-Methyl-2-thiophenecarboxylic acid
???(??):
3-METHYLTHIOPHENE-2-CARBOXYLIC ACID;RARECHEM AL BO 0517;3-METHYL-2-THENOIC ACID;2-Carboxy-3-methylthiophene;3-Methylthiophene-2-carboxylic;3-METHYL-2-THIOPHENECARBOXLIC ACID;-Methylthiophene-2-carboxylic acid;3-METHYL-2-THIOPHENECARBOXYLIC ACID;2-Thiophenecarboxylic acid, 3-methyl-;3-Methyl-2-thiophenecarboxylicAcid>
CBNumber:
CB9269022
???:
C6H6O2S
??? ??:
142.18
MOL ??:
23806-24-8.mol
MSDS ??:
SDS

3-Methyl-2-thiophenecarboxylic acid ??

???
147-149 °C(lit.)
?? ?
229.75°C (rough estimate)
??
1.365 (estimate)
???
1.5300 (estimate)
?? ??
2-8°C(protect from light)
??? ??
??
??? ??
??? ??
?? ?? (pKa)
3.68±0.10(Predicted)
??
White to Light yellow to Light orange
BRN
116184
InChI
InChI=1S/C6H6O2S/c1-4-2-3-9-5(4)6(7)8/h2-3H,1H3,(H,7,8)
InChIKey
IFLKEBSJTZGCJG-UHFFFAOYSA-N
SMILES
C1(C(O)=O)SC=CC=1C
CAS ??????
23806-24-8(CAS DataBase Reference)
NIST
3-Methyl-2-thiophenecarboxylic acid(23806-24-8)
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
??? ?? Xi
?? ???? ?? 36/37/38
????? 24/25
WGK ?? 3
?? ?? IRRITANT
HS ?? 29349990
???? ??? 11 - Combustible Solids
????(GHS): Exclamation Mark (GHS07)
?? ?: Warning
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H315 ??? ??? ??? ????? ?? ????? ?? 2 ?? P264, P280, P302+P352, P321,P332+P313, P362
H319 ?? ?? ??? ??? ?? ? ?? ?? ??? ?? ?? 2A ?? P264, P280, P305+P351+P338,P337+P313P
H335 ?? ???? ??? ? ?? ?? ???? ?? - 1? ??;???? ?? ?? 3 ??
??????:
P261 ??·?·??·???·??·...·????? ??? ????.
P304+P340 ???? ??? ??? ?? ??? ??? ???? ?? ??? ??? ????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.
P405 ???? ?????.
NFPA 704
1
2 0

3-Methyl-2-thiophenecarboxylic acid MSDS


3-Methyl-2-thiophenecarboxylic acid

3-Methyl-2-thiophenecarboxylic acid C??? ??, ??, ??

??? ??

white to light yellow crystal powder

Synthesis Reference(s)

The Journal of Organic Chemistry, 28, p. 914, 1963 DOI: 10.1021/jo01039a008
Tetrahedron Letters, 26, p. 1777, 1985 DOI: 10.1016/S0040-4039(00)98336-9

?? ??

3-Methyl-2-thiophenecarboxylic acid has been used in the synthesis of zinc and cadmium carboxylate complexes.

3-Methyl-2-thiophenecarboxylic acid ?? ?? ? ???

???

?? ??


3-Methyl-2-thiophenecarboxylic acid ?? ??

???( 272)?? ??
??? ?? ??? ?? ?? ? ??
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3-Methyl-2-thiophenecarboxylic acid ?? ??:

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