2-TERT-BUTYL 4-ETHYL 5-AMINO-3-METHYLTHIOPHENE-2,4-DICARBOXYLATE - ≥95% , CAS No.257610-86-9

CAS: 257610-86-9 Cat. No.: T691091 Molecular Weight: 285.35 EC Number: 962-246-3 PubChem CID: 869563
AVAILABLE TO ORDER
GRADE & PURITY ≥95%
Storage
Room temperature
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5g
T691091-5g
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Why this grade

≥95% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Room temperature Ships Check lot-specific COA for exact specifications.

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Quality documents

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

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Literature proof

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

Specifications

Specifications & Purity
≥95%
Storage
Room temperature
Purity
≥95%
Names and Identifiers
Canonical SmilesCCOC(=O)C1=C(SC(=C1C)C(=O)OC(C)(C)C)N
IUPAC Name2-O-tert-butyl 4-O-ethyl 5-amino-3-methylthiophene-2,4-dicarboxylate
InChIKeyBIYRGKXJVULHKF-UHFFFAOYSA-N
INCHI1S/C13H19NO4S/c1-6-17-11(15)8-7(2)9(19-10(8)14)12(16)18-13(3,4)5/h6,14H2,1-5H3
Isomeric SMILES CCOC(=O)C1=C(SC(=C1C)C(=O)OC(C)(C)C)N
PubChem CID 869563
Molecular Weight 285.35

Documentation

📋 Safety Data Sheet (SDS)

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

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✅ 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.

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🔬 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
SubclassAminothiophenes
Intermediate Tree Nodes 2-aminothiophenes
Direct Parent3,4,5-trisubstituted-2-aminothiophenes
Alternative Parents Thiophene carboxylic acids and derivatives  Dicarboxylic acids and derivatives  Vinylogous amides  Heteroaromatic compounds  Carboxylic acid esters  Amino acids and derivatives  Primary amines  Organopnictogen compounds  Organooxygen compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents 3,4,5-trisubstituted-2-aminothiophene - Thiophene carboxylic acid or derivatives - Dicarboxylic acid or derivatives - Vinylogous amide - Heteroaromatic compound - Amino acid or derivatives - Carboxylic acid ester - Carboxylic acid derivative - Organopnictogen compound - Organic oxygen compound - Primary amine - Organooxygen compound - Organonitrogen compound - Organic nitrogen compound - Amine - Organic oxide - Hydrocarbon derivative - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as 3,4,5-trisubstituted-2-aminothiophenes. These are organic compounds containing a thiophene ring substituted at the 2-,3-,4-, and 5-position, with an amine group at the 2-position.
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:
Chemical and Physical Properties
Molecular Weight285.360 g/mol
XLogP33.600
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count6
Rotatable Bond Count6
Exact Mass285.103 Da
Monoisotopic Mass285.103 Da
Topological Polar Surface Area107.000 Ų
Heavy Atom Count19
Formal Charge0
Complexity353.000
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 Count1
Solution Calculators
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