Methyl 4-aminothiophene-3-carboxylate hydrochloride - ≥98% , CAS No.39978-14-8

CAS: 39978-14-8 Cat. No.: M588998 Molecular Weight: 193.65 EC Number: 640-892-4
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
3-carbomethoxy-4-aminothiophene hydrochloride | methyl 4-aminothiophen-3-carboxylate hydrochloride | DTXSID10380587 | Methyl 4-aminothiophene-3-carboxylate Hydrochloride | Methyl 3-aminothiophene-4-carboxylate hydrochloride | A824834 | MFCD00068149 | meth
Storage
Store at 2-8°C,Protected from light,Argon charged
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
M588998-1g
3

$16.90

$25.90
Save $9.00 (34.75%)
5g
M588998-5g
3

$47.90

$71.90
Save $24.00 (33.38%)
Enter a quantity for the sizes you want to add.
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Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C,Protected from light,Argon charged Ships Wet ice Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Product Application:

Methyl 3-aminothiophene-4-carboxylate hydrochloride is used in the preparation of ethyl (4-methoxycarbonyl)thiophene-3-carbamate by reacting with carbonochloridic acid ethyl ester.

Specifications

Synonyms
3-carbomethoxy-4-aminothiophene hydrochloride | methyl 4-aminothiophen-3-carboxylate hydrochloride | DTXSID10380587 | Methyl 4-aminothiophene-3-carboxylate Hydrochloride | Methyl 3-aminothiophene-4-carboxylate hydrochloride | A824834 | MFCD00068149 | meth
Specifications & Purity
≥98%
Storage
Store at 2-8°C, Protected from light, Argon charged
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥98%
Names and Identifiers
Canonical SmilesCOC(=O)C1=CSC=C1N.Cl
IUPAC Namemethyl 4-aminothiophene-3-carboxylate;hydrochloride
InChIKeyJGIRDDQLZLXRKQ-UHFFFAOYSA-N
INCHI1S/C6H7NO2S.ClH/c1-9-6(8)4-2-10-3-5(4)7;/h2-3H,7H2,1H3;1H
Isomeric SMILES COC(=O)C1=CSC=C1N.Cl
Alternate CAS 39978-14-8
Molecular Weight 193.65
Reaxy-Rn 3699616
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=3699616&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassThiophenes
SubclassThiophene carboxylic acids and derivatives
Intermediate Tree Nodes Not available
Direct ParentThiophene carboxylic acids and derivatives
Alternative Parents Aminothiophenes  Vinylogous amides  Methyl esters  Heteroaromatic compounds  Amino acids and derivatives  Monocarboxylic acids and derivatives  Primary amines  Organopnictogen compounds  Organooxygen compounds  Organic oxides  Hydrochlorides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Thiophene carboxylic acid or derivatives - Aminothiophene - Methyl ester - Vinylogous amide - Heteroaromatic compound - Amino acid or derivatives - Carboxylic acid ester - Monocarboxylic acid or derivatives - Carboxylic acid derivative - Organic oxide - Organopnictogen compound - Organic oxygen compound - Primary amine - Organooxygen compound - Organonitrogen compound - Amine - Organic nitrogen compound - Hydrochloride - Hydrocarbon derivative - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as thiophene carboxylic acids and derivatives. These are compounds containing a thiophene ring which bears a carboxylic acid group (or a salt/ester thereof).
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

2 results found

Lot NumberCertificate TypeDateItem
I2311622Certificate of AnalysisJun 11, 2026 M588998
I2311637Certificate of AnalysisJun 11, 2026 M588998
Chemical and Physical Properties
Sensitivitymoisture sensitive
Melt Point(°C)199-200° dec.
Molecular Weight193.650 g/mol
XLogP3
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count4
Rotatable Bond Count2
Exact Mass192.996 Da
Monoisotopic Mass192.996 Da
Topological Polar Surface Area80.600 Ų
Heavy Atom Count11
Formal Charge0
Complexity140.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count2
Solution Calculators
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