2-thiophenecarboxylic acid, 3-amino-4,5-dihydro-, methylester

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2-thiophenecarboxylic acid, 3-amino-4,5-dihydro-, methylester
Posting date : May 07, 2026
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Free Member Scince Apr 24, 2026
FOB Price
1
Min. Order Quantity
10g
Supply Abillity
50000kgs
Port
Beijing
Payment Terms
100% TT in Advance
Package
1
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Contact
Winnie Wang
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Company Info
 
Quick Detail
Place of Origin
China [CN]
Brand Name
JINLAN Brand
Model Number
167280-87-7
HS-CODE
-
Package & Delivery Lead Time
Package
1
Delivery Lead Time
7-14
Detailed Description

Methyl 3-amino-4,5-dihydrothiophene-2-carboxylate (CAS 167280-87-7)

This functionalized dihydrothiophene intermediate features the molecular formula C₆H₉NO₂S and a molecular weight of 159.21 g/mol. With both amino and methyl ester functional groups, it serves as a versatile building block for pharmaceutical synthesis and heterocyclic chemistry.
Key Specifications & Properties:
  • CAS No.: 167280-87-7
  • Synonyms: 3-Amino-4,5-dihydrothiophene-2-carboxylic acid methyl ester
  • Molecular Formula: C₆H₉NO₂S
  • Molecular Weight: 159.21
  • Appearance: Light yellow to greenish-yellow solid
  • Predicted Properties:
    • Boiling Point: 290.7 ± 40.0 °C
    • Density: 1.298 ± 0.06 g/cm³
    • pKa: 4.71 ± 0.20
  • Storage Conditions: Store at 2–8°C, protect from light
  • Purity: ≥98% (custom grades available)
Applications:
Ideal for drug discovery and organic synthesis, this compound enables selective derivatization via its reactive amine and ester moieties. It is widely used in the development of complex dihydrothiophene-based APIs and related derivatives.
Quality & Logistics:
  • Full documentation (COA, HPLC, MSDS) provided for regulatory compliance
  • Flexible packaging options (lab-scale to bulk quantities)
  • Custom synthesis and contract manufacturing services available upon request

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