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232904

Methyl 3-amino-2-thiophenecarboxylate

99%

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About This Item

Empirical Formula (Hill Notation):
C6H7NO2S
CAS Number:
22288-78-4
Molecular Weight:
157.19
NACRES:
NA.22
PubChem Substance ID:
24853938
UNSPSC Code:
12352100
EC Number:
244-895-8
MDL number:
MFCD00009765
Assay:
99%
Form:
solid
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assay

99%

form

solid

bp

100-102 °C/0.1 mmHg (lit.)

mp

62-64 °C (lit.)

functional group

ester

SMILES string

COC(=O)c1sccc1N

InChI

1S/C6H7NO2S/c1-9-6(8)5-4(7)2-3-10-5/h2-3H,7H2,1H3

InChI key

TWEQNZZOOFKOER-UHFFFAOYSA-N

General description

Methyl 3-amino-2-thiophenecarboxylate reacts with hydrazonoyl chlorides in the presence of triethylamine to yield corresponding N-arylamidrazones.

Application

Methyl 3-amino-2-thiophenecarboxylate was used in:
  • the synthesis of 4-nitro and 4-aminothienyl ureas
  • total synthesis of quinazolinocarboline alkaloids
  • preparation of thienopyrimidinone analogs

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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