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ChemicalBook >> CAS DataBase List >> 3,4-THIOPHENEDICARBOXYLIC ACID, 2-AMINO-, 3-ETHYL 4-METHYL ESTER

3,4-THIOPHENEDICARBOXYLIC ACID, 2-AMINO-, 3-ETHYL 4-METHYL ESTER

3,4-THIOPHENEDICARBOXYLIC ACID, 2-AMINO-, 3-ETHYL 4-METHYL ESTER price.
  • $58 - $202
  • Product name: 3,4-THIOPHENEDICARBOXYLIC ACID, 2-AMINO-, 3-ETHYL 4-METHYL ESTER
  • CAS: 844502-63-2
  • MF: C9H11NO4S
  • MW: 229.25
  • EINECS:
  • MDL Number:MFCD11977340
  • Synonyms:3,4-THIOPHENEDICARBOXYLIC ACID, 2-AMINO-, 3-ETHYL 4-METHYL ESTER;3-Ethyl 4-methyl 2-aminothiophene-3,4-dicarboxylate;2-Amino-3,4-thiophenedicarboxylic acid 3-ethyl 4-methyl ester;3-O-ethyl 4-O-methyl 2-aminothiophene-3,4-dicarboxylate;2-Aminothiophene-3,4-dicarboxylic Acid 3-Ethyl 4-Methyl Ester
Price4 Properties Safety Information Description
4 prices
Selected condition：
Brand
  • AK Scientific
  • Chem-Impex
  • TCI Chemical
Package
  • 1g
  • 5G
  • ManufacturerAK Scientific
  • Product number6937DH
  • Product description3-Ethyl 4-Methyl 2-Aminothiophene-3,4-dicarboxylate
  • Packaging1g
  • Price$179
  • Updated2021-12-16
  • Buy
  • ManufacturerChem-Impex
  • Product number44214
  • Product description3-Ethyl4-methyl2-aminothiophene-3,4-dicarboxylate,≥98%(GC) ≥98%(GC)
  • Packaging1G
  • Price$98.22
  • Updated2021-12-16
  • Buy
  • ManufacturerTCI Chemical
  • Product numberE1418
  • Product description3-Ethyl 4-Methyl 2-Aminothiophene-3,4-dicarboxylate
  • Packaging1G
  • Price$58
  • Updated2026-03-19
  • Buy
  • ManufacturerTCI Chemical
  • Product numberE1418
  • Product description3-Ethyl 4-Methyl 2-Aminothiophene-3,4-dicarboxylate
  • Packaging5G
  • Price$202
  • Updated2026-03-19
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
AK Scientific 6937DH 3-Ethyl 4-Methyl 2-Aminothiophene-3,4-dicarboxylate 1g $179 2021-12-16 Buy
Chem-Impex 44214 3-Ethyl4-methyl2-aminothiophene-3,4-dicarboxylate,≥98%(GC) ≥98%(GC) 1G $98.22 2021-12-16 Buy
TCI Chemical E1418 3-Ethyl 4-Methyl 2-Aminothiophene-3,4-dicarboxylate 1G $58 2026-03-19 Buy
TCI Chemical E1418 3-Ethyl 4-Methyl 2-Aminothiophene-3,4-dicarboxylate 5G $202 2026-03-19 Buy

Properties

Melting point :102 °C
Boiling point :328℃
Density :1.321
Flash point :152℃
pka :-1.03±0.10(Predicted)
form :powder to crystal
color :White to Yellow to Orange
InChI :InChI=1S/C9H11NO4S/c1-3-14-9(12)6-5(8(11)13-2)4-15-7(6)10/h4H,3,10H2,1-2H3
InChIKey :JPILDOOERAALDC-UHFFFAOYSA-N
SMILES :C1(N)SC=C(C(OC)=O)C=1C(OCC)=O

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
Precautionary statements:
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P332+P313 IF SKIN irritation occurs: Get medical advice/attention.
P337+P313 IF eye irritation persists: Get medical advice/attention.

Description

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