298-95-3 QL8L44VE6R Neotetrazolium Neotetrazolium chloride 3,3'-(1,1'-Biphenyl)-4,4'-diylbis(2,5-diphenyl-2H-tetrazolium) dichloride 3,3',5,5'-Tetraphenyl-2,2'-biphenyl-4,4'-yleneditetrazolium dichloride 2H-Tetrazolium, 3,3'-(1,1'-biphenyl)-4,4'-diylbis(2,5-diphenyl-, chloride (1:2) 2H-Tetrazolium, 3,3'-(1,1'-biphenyl)-4,4'-diylbis(2,5-diphenyl-, dichloride 2,2'-(p-Diphenylene)-bis(3,5-diphenyl)ditetrazolium chloride EINECS 206-070-0 Neo-T Neot Neotetrazolium blue Neotitrazolium chloride NSC 27621 2,2,5,5'-Tetraphenyl-3,3'-(p-diphenylene)ditetrazolium chloride TP UNII-QL8L44VE6R CAS 298-95-3

Purity 97%+In StockPharmaceutical Standards
CAS No.298-95-3
Molecular FormulaC38H28N8
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

298-95-3 QL8L44VE6R Neotetrazolium Neotetrazolium chloride 3,3'-(1,1'-Biphenyl)-4,4'-diylbis(2,5-diphenyl-2H-tetrazolium) dichloride 3,3',5,5'-Tetraphenyl-2,2'-biphenyl-4,4'-yleneditetrazolium dichloride 2H-Tetrazolium, 3,3'-(1,1'-biphenyl)-4,4'-diylbis(2,5-diphenyl-, chloride (1:2) 2H-Tetrazolium, 3,3'-(1,1'-biphenyl)-4,4'-diylbis(2,5-diphenyl-, dichloride 2,2'-(p-Diphenylene)-bis(3,5-diphenyl)ditetrazolium chloride EINECS 206-070-0 Neo-T Neot Neotetrazolium blue Neotitrazolium chloride NSC 27621 2,2,5,5'-Tetraphenyl-3,3'-(p-diphenylene)ditetrazolium chloride TP UNII-QL8L44VE6R CAS 298-95-3 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 298-95-3 QL8L44VE6R Neotetrazolium Neotetrazolium chloride 3,3'-(1,1'-Biphenyl)-4,4'-diylbis(2,5-diphenyl-2H-tetrazolium) dichloride 3,3',5,5'-Tetraphenyl-2,2'-biphenyl-4,4'-yleneditetrazolium dichloride 2H-Tetrazolium, 3,3'-(1,1'-biphenyl)-4,4'-diylbis(2,5-diphenyl-, chloride (1:2) 2H-Tetrazolium, 3,3'-(1,1'-biphenyl)-4,4'-diylbis(2,5-diphenyl-, dichloride 2,2'-(p-Diphenylene)-bis(3,5-diphenyl)ditetrazolium chloride EINECS 206-070-0 Neo-T Neot Neotetrazolium blue Neotitrazolium chloride NSC 27621 2,2,5,5'-Tetraphenyl-3,3'-(p-diphenylene)ditetrazolium chloride TP UNII-QL8L44VE6R.

298-95-3 QL8L44VE6R Neotetrazolium Neotetrazolium chloride 3,3'-(1,1'-Biphenyl)-4,4'-diylbis(2,5-diphenyl-2H-tetrazolium) dichloride 3,3',5,5'-Tetraphenyl-2,2'-biphenyl-4,4'-yleneditetrazolium dichloride 2H-Tetrazolium, 3,3'-(1,1'-biphenyl)-4,4'-diylbis(2,5-diphenyl-, chloride (1:2) 2H-Tetrazolium, 3,3'-(1,1'-biphenyl)-4,4'-diylbis(2,5-diphenyl-, dichloride 2,2'-(p-Diphenylene)-bis(3,5-diphenyl)ditetrazolium chloride EINECS 206-070-0 Neo-T Neot Neotetrazolium blue Neotitrazolium chloride NSC 27621 2,2,5,5'-Tetraphenyl-3,3'-(p-diphenylene)ditetrazolium chloride TP UNII-QL8L44VE6R (CAS 298-95-3), molecular formula C38H28N8Cl and molecular weight 632.15 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 298-95-3 QL8L44VE6R Neotetrazolium Neotetrazolium chloride 3,3'-(1,1'-Biphenyl)-4,4'-diylbis(2,5-diphenyl-2H-tetrazolium) dichloride 3,3',5,5'-Tetraphenyl-2,2'-biphenyl-4,4'-yleneditetrazolium dichloride 2H-Tetrazolium, 3,3'-(1,1'-biphenyl)-4,4'-diylbis(2,5-diphenyl-, chloride (1:2) 2H-Tetrazolium, 3,3'-(1,1'-biphenyl)-4,4'-diylbis(2,5-diphenyl-, dichloride 2,2'-(p-Diphenylene)-bis(3,5-diphenyl)ditetrazolium chloride EINECS 206-070-0 Neo-T Neot Neotetrazolium blue Neotitrazolium chloride NSC 27621 2,2,5,5'-Tetraphenyl-3,3'-(p-diphenylene)ditetrazolium chloride TP UNII-QL8L44VE6R (C38H28N8Cl) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 28.5, corresponding to approximately 28 ring(s) or double-bond equivalent(s). With a molecular weight of 632.15 g/mol, it falls into the high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

CATO manufactures 298-95-3 QL8L44VE6R Neotetrazolium Neotetrazolium chloride 3,3'-(1,1'-Biphenyl)-4,4'-diylbis(2,5-diphenyl-2H-tetrazolium) dichloride 3,3',5,5'-Tetraphenyl-2,2'-biphenyl-4,4'-yleneditetrazolium dichloride 2H-Tetrazolium, 3,3'-(1,1'-biphenyl)-4,4'-diylbis(2,5-diphenyl-, chloride (1:2) 2H-Tetrazolium, 3,3'-(1,1'-biphenyl)-4,4'-diylbis(2,5-diphenyl-, dichloride 2,2'-(p-Diphenylene)-bis(3,5-diphenyl)ditetrazolium chloride EINECS 206-070-0 Neo-T Neot Neotetrazolium blue Neotitrazolium chloride NSC 27621 2,2,5,5'-Tetraphenyl-3,3'-(p-diphenylene)ditetrazolium chloride TP UNII-QL8L44VE6R under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC38H28N8 2*Cl
Molecular Weight632.15 g/mol
Purity97%+
StorageStore at room temperature, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)28.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957
Halogen ContentCl-containing
Nitrogen Atoms8

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