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ChemicalBook >> CAS DataBase List >> 5-Amino-3-methyl-thiophene-2,4-dicarboxylic acid dimethyl ester

5-Amino-3-methyl-thiophene-2,4-dicarboxylic acid dimethyl ester

5-Amino-3-methyl-thiophene-2,4-dicarboxylic acid dimethyl ester price.
  • $17 - $3171
  • Product name: 5-Amino-3-methyl-thiophene-2,4-dicarboxylic acid dimethyl ester
  • CAS: 103765-33-9
  • MF: C9H11NO4S
  • MW: 229.25
  • EINECS:
  • MDL Number:MFCD00159553
  • Synonyms:DIMETHYL 5-AMINO-3-METHYL-2,4-THIOPHENEDICARBOXYLATE;ART-CHEM-BB B000485;AKOS NCG-0060;AKOS B000485;2,4-THIOPHENEDICARBOXYLIC ACID, 5-AMINO-3-METHYL-, DIMETHYL ESTER;OTAVA-BB BB7020310252;TIMTEC-BB SBB009175;5-Amino-3-methylthiophene-2,4-dicarboxylic aciddiumethyl
Price31 Properties Safety Information Description
31 prices
Selected condition：
Brand
  • aablocks
  • Acints
  • Advanced Chemicals Intermediat
  • AHH
  • AK Scientific
  • American Custom Chemicals Corporation
  • Biosynth
  • Chemenu
  • CHESS
  • Crysdot
  • Frontier Specialty Chemicals
  • Matrix Scientific
  • TRC
Package
  • 25mg
  • 50mg
  • 250mg
  • 500.00mg
  • 500mg
  • 0.5G
  • 1g
  • 2g
  • 5g
  • 10g
  • 25g
  • 100g
  • 500g
  • Manufactureraablocks
  • Product numberAA0085CE
  • Product descriptionDimethyl 5-amino-3-methylthiophene-2，4-dicarboxylate ≥99%
  • Packaging250mg
  • Price$17
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0085CE
  • Product descriptionDimethyl 5-amino-3-methylthiophene-2，4-dicarboxylate 99%
  • Packaging1g
  • Price$40
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0085CE
  • Product descriptionDimethyl 5-amino-3-methylthiophene-2，4-dicarboxylate 99%
  • Packaging5g
  • Price$108
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0085CE
  • Product descriptionDimethyl 5-amino-3-methylthiophene-2，4-dicarboxylate 99%
  • Packaging25g
  • Price$305
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0085CE
  • Product descriptionDimethyl 5-amino-3-methylthiophene-2，4-dicarboxylate 99%
  • Packaging100g
  • Price$987
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0085CE
  • Product descriptionDimethyl 5-amino-3-methylthiophene-2，4-dicarboxylate 99%
  • Packaging500g
  • Price$3171
  • Updated2026-05-28
  • Buy
  • ManufacturerAcints
  • Product numberACI-01271
  • Product description5-Amino-3-methyl-thiophene-2,4-dicarboxylic acid dimethyl ester 95%+
  • Packaging10g
  • Price$422.55
  • Updated2026-05-20
  • Buy
  • ManufacturerAcints
  • Product numberACI-01271
  • Product description5-Amino-3-methyl-thiophene-2,4-dicarboxylic acid dimethyl ester 95%+
  • Packaging5g
  • Price$228.15
  • Updated2026-05-20
  • Buy
  • ManufacturerAcints
  • Product numberACI-01271
  • Product description5-Amino-3-methyl-thiophene-2,4-dicarboxylic acid dimethyl ester 95%+
  • Packaging1g
  • Price$51.3
  • Updated2026-05-20
  • Buy
  • ManufacturerAdvanced Chemicals Intermediat
  • Product numberACI-01271
  • Product description5-Amino-3-methyl-thiophene-2,4-dicarboxylic acid dimethyl ester 95%+
  • Packaging1g
  • Price$51.3
  • Updated2026-05-19
  • Buy
  • ManufacturerAdvanced Chemicals Intermediat
  • Product numberACI-01271
  • Product description5-Amino-3-methyl-thiophene-2,4-dicarboxylic acid dimethyl ester 95%+
  • Packaging5g
  • Price$228.15
  • Updated2026-05-19
  • Buy
  • ManufacturerAdvanced Chemicals Intermediat
  • Product numberACI-01271
  • Product description5-Amino-3-methyl-thiophene-2,4-dicarboxylic acid dimethyl ester 95%+
  • Packaging10g
  • Price$422.55
  • Updated2026-05-19
  • Buy
  • ManufacturerAHH
  • Product numberMT-44043
  • Product description5-Amino-3-methylthiophene-2,4-dicarboxylic aciddiumethyl 97%
  • Packaging5g
  • Price$915
  • Updated2026-05-26
  • Buy
  • ManufacturerAK Scientific
  • Product numberZ3139
  • Product descriptionDimethyl5-amino-3-methyl-2,4-thiophenedicarboxylate
  • Packaging5g
  • Price$171
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0027048
  • Product description5-AMINO-3-METHYL-THIOPHENE-2,4-DICARBOXYLIC ACID DIMETHYL ESTER 95.00%
  • Packaging0.5G
  • Price$726
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0027048
  • Product description5-AMINO-3-METHYL-THIOPHENE-2,4-DICARBOXYLIC ACID DIMETHYL ESTER 95.00%
  • Packaging1G
  • Price$808.5
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA0085CE Dimethyl 5-amino-3-methylthiophene-2，4-dicarboxylate ≥99% 250mg $17 2026-05-28 Buy
aablocks AA0085CE Dimethyl 5-amino-3-methylthiophene-2，4-dicarboxylate 99% 1g $40 2026-05-28 Buy
aablocks AA0085CE Dimethyl 5-amino-3-methylthiophene-2，4-dicarboxylate 99% 5g $108 2026-05-28 Buy
aablocks AA0085CE Dimethyl 5-amino-3-methylthiophene-2，4-dicarboxylate 99% 25g $305 2026-05-28 Buy
aablocks AA0085CE Dimethyl 5-amino-3-methylthiophene-2，4-dicarboxylate 99% 100g $987 2026-05-28 Buy
aablocks AA0085CE Dimethyl 5-amino-3-methylthiophene-2，4-dicarboxylate 99% 500g $3171 2026-05-28 Buy
Acints ACI-01271 5-Amino-3-methyl-thiophene-2,4-dicarboxylic acid dimethyl ester 95%+ 10g $422.55 2026-05-20 Buy
Acints ACI-01271 5-Amino-3-methyl-thiophene-2,4-dicarboxylic acid dimethyl ester 95%+ 5g $228.15 2026-05-20 Buy
Acints ACI-01271 5-Amino-3-methyl-thiophene-2,4-dicarboxylic acid dimethyl ester 95%+ 1g $51.3 2026-05-20 Buy
Advanced Chemicals Intermediat ACI-01271 5-Amino-3-methyl-thiophene-2,4-dicarboxylic acid dimethyl ester 95%+ 1g $51.3 2026-05-19 Buy
Advanced Chemicals Intermediat ACI-01271 5-Amino-3-methyl-thiophene-2,4-dicarboxylic acid dimethyl ester 95%+ 5g $228.15 2026-05-19 Buy
Advanced Chemicals Intermediat ACI-01271 5-Amino-3-methyl-thiophene-2,4-dicarboxylic acid dimethyl ester 95%+ 10g $422.55 2026-05-19 Buy
AHH MT-44043 5-Amino-3-methylthiophene-2,4-dicarboxylic aciddiumethyl 97% 5g $915 2026-05-26 Buy
AK Scientific Z3139 Dimethyl5-amino-3-methyl-2,4-thiophenedicarboxylate 5g $171 2021-12-16 Buy
American Custom Chemicals Corporation CHM0027048 5-AMINO-3-METHYL-THIOPHENE-2,4-DICARBOXYLIC ACID DIMETHYL ESTER 95.00% 0.5G $726 2021-12-16 Buy
American Custom Chemicals Corporation CHM0027048 5-AMINO-3-METHYL-THIOPHENE-2,4-DICARBOXYLIC ACID DIMETHYL ESTER 95.00% 1G $808.5 2021-12-16 Buy
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Properties

Melting point :142-143°C
Boiling point :346.9±37.0 °C(Predicted)
Density :1.323±0.06 g/cm3(Predicted)
storage temp. :2-8°C
pka :-0.58±0.10(Predicted)

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
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 P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
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.
P321 Specific treatment (see … on this label).
P332+P313 IF SKIN irritation occurs: Get medical advice/attention.
P362 Take off contaminated clothing and wash before reuse.

Description

dimethyl 5-amino-3-methylthiophene-2,4-dicarboxylate is a useful reactant for the synthesis of fused pyrimidin-?4-?ones, and substituted thieno[2,?3-?d]?pyrimidin-?4(3H)?-?one derivatives.

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Suppliers and manufacturers

J & K SCIENTIFIC LTD. Wuhan Chemwish Technology Co., Ltd Shanghai Sinch Parmaceuticals Tech. Co. Ltd. Nanjing Habo Medical Technology Co., Ltd. Wuhan Chemwish Technology Co.， Ltd Henan CoreyChem Co., Ltd Shanghai YuanYe Biotechnology Co., Ltd. Amadis Chemical Company Limited Aikon International Limited Career Henan Chemica Co