p-Iodonitrotetrazolium Violet

Name: p-Iodonitrotetrazolium Violet
Brand: Vaqora Chemicals
SKU: VQ-013691

About p-Iodonitrotetrazolium Violet

Listed under CAS 146-68-9, p-Iodonitrotetrazolium Violet is a process intermediate or related compound of Sitagliptin available from Vaqora Chemicals. Formula C19H13ClIN5O2, molecular weight 505.7 g/mol. The IUPAC name is 2-(4-iodophenyl)-3-(4-nitrophenyl)-5-phenyltetrazol-3-ium chloride. Alternative names: Iodonitrotetrazolium Chloride and Iodonitro Tetrazolium.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

It is a process intermediate or related compound in the synthesis of Sitagliptin, useful for route development, impurity fate-and-purge studies and analytical method development. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, p-Iodonitrotetrazolium Violet is dispatched with a Certificate of Analysis (COA) to destinations worldwide. Stock is available for quick dispatch.

Typical applications

API route development
Impurity fate & purge studies
Analytical method development

Industries

Related to Sitagliptin

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

Sitagliptin impurities

Specifications & identifiers

Chemical identifiers
Product name	p-Iodonitrotetrazolium Violet
Catalogue No.	VQ-013691
CAS Number	146-68-9
Other CAS	7685-16-7
IUPAC name	2-(4-iodophenyl)-3-(4-nitrophenyl)-5-phenyltetrazol-3-ium chloride
Molecular formula	C₁₉H₁₃ClIN₅O₂
Molecular weight	505.7 g/mol
Exact mass	504.9803
Grade	Reference Standard
HSN code	2933
InChIKey	JORABGDXCIBAFL-UHFFFAOYSA-M
SMILES	C1=CC=C(C=C1)C2=NN([N+](=N2)C3=CC=C(C=C3)[N+](=O)[O-])C4=CC=C(C=C4)I.[Cl-]
PubChem CID	64957

Physical properties
Physical form	Solid
H-bond donors / acceptors	0 / 5
TPSA	80.4 Å²
Synonyms	2-(4-Iodophenyl)-3-(4-nitrophenyl)-5-phenyl-2H-tetrazolium Chloride, Iodonitrotetrazolium Chloride, 2-(4-Iodophenyl)-3-(4-nitrophenyl)-5-phenyltetrazolium Chloride, 2-(p-Iodophenyl)-3-(p-nitrophenyl)-5-phenyltetrazolium Chloride, 3-(p-Nitrophenyl)-2-(p-iodophenyl)-5-phenyltetrazolium Chloride, Iodonitro Tetrazolium, Iodonitrotetrazolium Purple, Iodonitrotetrazolium Violet, Iodonitrotetrazolium, 2-(4-Iodophenyl)-3-(4-nitrophenyl)-5-phenyl-2H-tetrazol-3-ium chloride, 3-(4-iodophenyl)-2-(4-nitrophenyl)-5-phenyl-2H-tetrazol-3-ium chloride

Safety & hazard information (GHS)

Flammable

Harmful / irritant

Signal word: Danger

Hazard statements

H228Flammable solid
H302Harmful if swallowed
H312Harmful in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H332Harmful if inhaled
H335May cause respiratory irritation

Precautionary statements: P210, P240, P241, P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P317, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P370 + P378, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

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

Other grades of CAS 146-68-9

Biochemistry

Iodonitrotetrazolium chloride, 98%

CAS: 146-68-9
Formula: C₁₉H₁₃ClIN₅O₂
MW: 505.7 g/mol

VQ-012257

Cell Culture

Iodonitrotetrazolium chloride, for cell culture, 98%+

CAS: 146-68-9
Formula: C₁₉H₁₃ClIN₅O₂
MW: 505.7 g/mol

VQ-012258

Frequently asked questions

What is the CAS number of p-Iodonitrotetrazolium Violet?

The CAS Registry Number of p-Iodonitrotetrazolium Violet is 146-68-9. It is also known as 2-(4-Iodophenyl)-3-(4-nitrophenyl)-5-phenyl-2H-tetrazolium Chloride, Iodonitrotetrazolium Chloride, 2-(4-Iodophenyl)-3-(4-nitrophenyl)-5-phenyltetrazolium Chloride.

What is the molecular formula and molecular weight of p-Iodonitrotetrazolium Violet?

p-Iodonitrotetrazolium Violet has the molecular formula C19H13ClIN5O2 and a molecular weight of 505.7 g/mol. Its IUPAC name is 2-(4-iodophenyl)-3-(4-nitrophenyl)-5-phenyltetrazol-3-ium chloride.

What is p-Iodonitrotetrazolium Violet used for?

p-Iodonitrotetrazolium Violet is supplied as a characterised reference material related to Sitagliptin. 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 p-Iodonitrotetrazolium Violet can I order?

We supply p-Iodonitrotetrazolium Violet in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg, 250 mg, 500 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with p-Iodonitrotetrazolium Violet?

Yes. Every lot of p-Iodonitrotetrazolium Violet 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 p-Iodonitrotetrazolium Violet be shipped internationally?

Yes. p-Iodonitrotetrazolium Violet is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.