5,6-Dihydroxyindole-2-carboxylic Acid

Name: 5,6-Dihydroxyindole-2-carboxylic Acid
Brand: Vaqora Chemicals
SKU: VQ-031524

About 5,6-Dihydroxyindole-2-carboxylic Acid

Vaqora Chemicals supplies 5,6-Dihydroxyindole-2-carboxylic Acid, an impurity of Levodopa registered under CAS number 4790-08-3. With the molecular formula C9H7NO4, it has a molar mass of 193.16 g/mol. Systematically, it is named 5,6-dihydroxy-1H-indole-2-carboxylic acid. Common synonyms include 5,6-Dhica and 5,6-dihydroxy-2-indolylcarboxylic acid.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

As a characterised impurity of Levodopa, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. It is used across pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, 5,6-Dihydroxyindole-2-carboxylic Acid is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

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

Industries

Related to Levodopa

View every impurity, metabolite and intermediate we list for Levodopa.

Levodopa impurities

Specifications & identifiers

Chemical identifiers
Product name	5,6-Dihydroxyindole-2-carboxylic Acid
Catalogue No.	VQ-031524
CAS Number	4790-08-3
IUPAC name	5,6-dihydroxy-1H-indole-2-carboxylic acid
Molecular formula	C₉H₇NO₄
Molecular weight	193.16 g/mol
Exact mass	193.0375
Grade	Reference Standard
HSN code	38229090
InChIKey	YFTGOBNOJKXZJC-UHFFFAOYSA-N
SMILES	C1=C2C=C(NC2=CC(=C1O)O)C(=O)O
PubChem CID	119405

Physical properties
Physical form	Solid
LogP (XLogP3)	1.2
H-bond donors / acceptors	4 / 4
TPSA	93.6 Å²
Synonyms	5,6-Dhica, 5,6-dihydroxy-2-indolylcarboxylic acid, 5,6-Dihydroxy-2-indolecarboxylic acid, 1H-Indole-2-carboxylic acid, 5,6-dihydroxy-, 5,6-Dihydroxy-2-carboxyindole, 5,6-dihydroxy-1H-indole-2-carboxylicacid, 2-Carboxy-5,6-dihydroxyindole, 5,6-Dihydroxy-2-indolecarboxylate, 5,6-Dihydroxy-2-indolylcarboxylate

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of 5,6-Dihydroxyindole-2-carboxylic Acid?

The CAS Registry Number of 5,6-Dihydroxyindole-2-carboxylic Acid is 4790-08-3. It is also known as 5,6-Dhica, 5,6-dihydroxy-2-indolylcarboxylic acid, 5,6-Dihydroxy-2-indolecarboxylic acid.

What is the molecular formula and molecular weight of 5,6-Dihydroxyindole-2-carboxylic Acid?

5,6-Dihydroxyindole-2-carboxylic Acid has the molecular formula C9H7NO4 and a molecular weight of 193.16 g/mol. Its IUPAC name is 5,6-dihydroxy-1H-indole-2-carboxylic acid.

What is 5,6-Dihydroxyindole-2-carboxylic Acid used for?

5,6-Dihydroxyindole-2-carboxylic Acid is supplied as a characterised reference material related to Levodopa. 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 5,6-Dihydroxyindole-2-carboxylic Acid can I order?

We supply 5,6-Dihydroxyindole-2-carboxylic Acid 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 5,6-Dihydroxyindole-2-carboxylic Acid?

Yes. Every lot of 5,6-Dihydroxyindole-2-carboxylic Acid 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 5,6-Dihydroxyindole-2-carboxylic Acid be shipped internationally?

Yes. We export 5,6-Dihydroxyindole-2-carboxylic Acid worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.