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3,5-Dimethyl-1H-pyrrole-2,4-dicarboxylic acid 2-tert-butyl ester 4-ethyl ester

Synonyms: 2-tert-butyl 4-ethyl 3,5-dimethyl-1h-pyrrole-2,4-dicarboxylate · 3,5-dimethylpyrrole-2,4-dicarboxylic acid 2-t-butyl ester-4-ethyl ester · 2-(tert-Butyl) 4-ethyl 3,5-dimethyl-1H-pyrrole-2,4-dicarboxylate · 3,5-dimethylpyrrole-2,4-dicarboxylic acid 4-ethyl ester-2-t-butyl ester

CAS No.86770-31-2
FormulaC14H21NO4
Mol. weight267.32
Catalogue No.VQ-033994
PurityReference Standard
HSN38229090

3,5-Dimethyl-1H-pyrrole-2,4-dicarboxylic acid 2-tert-butyl ester 4-ethyl ester (CAS 86770-31-2) – Sunitinib impurity standard. C14H21NO4, MW 267.32.

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50 mg
100 mg
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About 3,5-Dimethyl-1H-pyrrole-2,4-dicarboxylic acid 2-tert-butyl ester 4-ethyl ester

3,5-Dimethyl-1H-pyrrole-2,4-dicarboxylic acid 2-tert-butyl ester 4-ethyl ester (CAS 86770-31-2) is an impurity of Sunitinib offered by Vaqora Chemicals. Formula C14H21NO4, molecular weight 267.32 g/mol. Its systematic (IUPAC) name is 2-O-tert-butyl 4-O-ethyl 3,5-dimethyl-1H-pyrrole-2,4-dicarboxylate.

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Good laboratory practice and suitable PPE are recommended during handling.

As a characterised impurity of Sunitinib, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

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Specifications & identifiers

Chemical identifiers
Product name3,5-Dimethyl-1H-pyrrole-2,4-dicarboxylic acid 2-tert-butyl ester 4-ethyl ester
Catalogue No.VQ-033994
CAS Number86770-31-2
IUPAC name2-O-tert-butyl 4-O-ethyl 3,5-dimethyl-1H-pyrrole-2,4-dicarboxylate
Molecular formulaC14H21NO4
Molecular weight267.32 g/mol
Exact mass267.1471
GradeReference Standard
HSN code38229090
InChIKeyCJXJFSNESZDOGK-UHFFFAOYSA-N
SMILESCCOC(=O)C1=C(NC(=C1C)C(=O)OC(C)(C)C)C
PubChem CID4347660
Physical properties
Physical formSolid
LogP (XLogP3)2.9
H-bond donors / acceptors1 / 4
TPSA68.4 Ų
Synonyms2-tert-butyl 4-ethyl 3,5-dimethyl-1h-pyrrole-2,4-dicarboxylate, 3,5-dimethylpyrrole-2,4-dicarboxylic acid 2-t-butyl ester-4-ethyl ester, 2-(tert-Butyl) 4-ethyl 3,5-dimethyl-1H-pyrrole-2,4-dicarboxylate, 3,5-dimethylpyrrole-2,4-dicarboxylic acid 4-ethyl ester-2-t-butyl ester, 3,5-Dimethylpyrrole-2,4-dicarboxylic acid2-tert-butyl ester 4-ethyl ester, ethyl 5-[(tert-butyl)oxycarbonyl]-2,4-dimethylpyrrole-3-carboxylate, 2-tert-Butyl 4-ethyl 3,5-dimethylpyrrole-2,4-dicarboxylate, 3,5-Dimethylpyrrole-2,4-dicarboxylic acid 2-t-butyl ester 4-ethyl ester, t-butyl-2,4-dimethyl-3-carbethoxy pyrrole-5-carboxylate, 2-tert-butyl4-ethyl3,5-dimethyl-1h-pyrrole-2,4-dicarboxylate, 2-tert-butyloxycarbonyl-3,5-dimethyl-4-ethoxycarbonylpyrrole

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Frequently asked questions

What is the CAS number of 3,5-Dimethyl-1H-pyrrole-2,4-dicarboxylic acid 2-tert-butyl ester 4-ethyl ester?

The CAS Registry Number of 3,5-Dimethyl-1H-pyrrole-2,4-dicarboxylic acid 2-tert-butyl ester 4-ethyl ester is 86770-31-2. It is also known as 2-tert-butyl 4-ethyl 3,5-dimethyl-1h-pyrrole-2,4-dicarboxylate, 3,5-dimethylpyrrole-2,4-dicarboxylic acid 2-t-butyl ester-4-ethyl ester, 2-(tert-Butyl) 4-ethyl 3,5-dimethyl-1H-pyrrole-2,4-dicarboxylate.

What is the molecular formula and molecular weight of 3,5-Dimethyl-1H-pyrrole-2,4-dicarboxylic acid 2-tert-butyl ester 4-ethyl ester?

3,5-Dimethyl-1H-pyrrole-2,4-dicarboxylic acid 2-tert-butyl ester 4-ethyl ester has the molecular formula C14H21NO4 and a molecular weight of 267.32 g/mol. Its IUPAC name is 2-O-tert-butyl 4-O-ethyl 3,5-dimethyl-1H-pyrrole-2,4-dicarboxylate.

What is 3,5-Dimethyl-1H-pyrrole-2,4-dicarboxylic acid 2-tert-butyl ester 4-ethyl ester used for?

3,5-Dimethyl-1H-pyrrole-2,4-dicarboxylic acid 2-tert-butyl ester 4-ethyl ester is supplied as a characterised reference material related to Sunitinib. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of 3,5-Dimethyl-1H-pyrrole-2,4-dicarboxylic acid 2-tert-butyl ester 4-ethyl ester can I order?

We supply 3,5-Dimethyl-1H-pyrrole-2,4-dicarboxylic acid 2-tert-butyl ester 4-ethyl ester in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 3,5-Dimethyl-1H-pyrrole-2,4-dicarboxylic acid 2-tert-butyl ester 4-ethyl ester?

Yes. Every lot of 3,5-Dimethyl-1H-pyrrole-2,4-dicarboxylic acid 2-tert-butyl ester 4-ethyl ester is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can 3,5-Dimethyl-1H-pyrrole-2,4-dicarboxylic acid 2-tert-butyl ester 4-ethyl ester be shipped internationally?

Yes. We export 3,5-Dimethyl-1H-pyrrole-2,4-dicarboxylic acid 2-tert-butyl ester 4-ethyl ester worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.

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