Noradrenochrome

Name: Noradrenochrome
Brand: Vaqora Chemicals
SKU: VQ-026947

About Noradrenochrome

Listed under CAS 490-89-1, Noradrenochrome is an impurity of Norepinephrine available from Vaqora Chemicals. Formula C8H7NO3, molecular weight 165.15 g/mol. Its systematic (IUPAC) name is 3-hydroxy-2,3-dihydro-1H-indole-5,6-dione. It is also known as 1H-Indole-5,6-dione, 2,3-dihydro-3-hydroxy- or Cyclized norepinephrine ortho-quinone.

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Handle it with standard laboratory precautions and appropriate personal protective equipment.

This Norepinephrine impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Buyers come mainly from 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

Industries

Related to Norepinephrine

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

Norepinephrine impurities

Specifications & identifiers

Chemical identifiers
Product name	Noradrenochrome
Catalogue No.	VQ-026947
CAS Number	490-89-1
IUPAC name	3-hydroxy-2,3-dihydro-1H-indole-5,6-dione
Molecular formula	C₈H₇NO₃
Molecular weight	165.15 g/mol
Exact mass	165.0426
Grade	Reference Standard
HSN code	38229090
InChIKey	LXXQZMIOKXLXPT-UHFFFAOYSA-N
SMILES	C1C(C2=CC(=O)C(=O)C=C2N1)O
PubChem CID	164627

Physical properties
Physical form	Solid
LogP (XLogP3)	-1.5
H-bond donors / acceptors	2 / 4
TPSA	66.4 Å²

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 Noradrenochrome?

The CAS Registry Number of Noradrenochrome is 490-89-1. It is also known as 3-hydroxy-3,5,6,7-tetrahydro-2H-indole-5,6-dione, 1H-Indole-5,6-dione, 2,3-dihydro-3-hydroxy-, Cyclized norepinephrine ortho-quinone.

What is the molecular formula and molecular weight of Noradrenochrome?

Noradrenochrome has the molecular formula C8H7NO3 and a molecular weight of 165.15 g/mol. Its IUPAC name is 3-hydroxy-2,3-dihydro-1H-indole-5,6-dione.

What is Noradrenochrome used for?

Noradrenochrome is supplied as a characterised reference material related to Norepinephrine. 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 Noradrenochrome can I order?

We supply Noradrenochrome 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 Noradrenochrome?

Yes. Every lot of Noradrenochrome 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 Noradrenochrome be shipped internationally?

Yes. We export Noradrenochrome worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.