2218-94-2

Basic information

• Product Name: NITRON
• Synonyms: 4,5-DIHYDRO-2,4-DIPHENYL-5-(PHENYLIMINO)-1H-1,2,4-TRIAZOLIUM HYDROXIDE,INNER SALT;4,5-DIHYDRO-2,4-DIPHENYL-5-PHENYLIMINO-1H-1,2,4-TRIAZOLIUM INNER SALT;1,4-DIPHENYL-ENDOANILINO-DIHYDROTRIAZOLE;1,4-DIPHENYL-3-PHENYLAMINO-1,2,4-TRIAZOLIUM HYDROXIDE INNER SALT;1,4-DIPHENYL-3-(PHENYLAMINO)-1H-1,2,4-TRIAZOLIUM INNER SALT;1,4-DIPHENYL-3,5-ENDOANILO-1,2,4-TRIAZOLINE;NITRON;TIMTEC-BB SBB008852
• CAS NO: 2218-94-2
• Molecular Formula: C₂₀H₁₆N₄
• Molecular Weight: 312.37
• EINECS: 218-724-2
• Mol File: 2218-94-2.mol
• Article Data: 0

Chemical Properties

• Melting Point: 189-190 °C (dec.)(lit.)
• Boiling Point: 442.29°C (rough estimate)
• Appearance: lemon yellow crystalline powder
• Density: 1.1872 (rough estimate)
• Refractive Index: 1.6400 (estimate)
• Solubility: almost transparency in Acetic acid
• PKA: 10.34 ± 0.02(at 25℃)
• Stability: Stable. Incompatible with strong oxidizing agents.
• Merck: 14,6612
• BRN: 3913543
• CAS DataBase Reference: NITRON(CAS DataBase Reference)
• NIST Chemistry Reference: NITRON(2218-94-2)
• EPA Substance Registry System: NITRON(2218-94-2)

Safety Data

• Safety Statements: 24/25
• WGK Germany: 3
• TSCA: Yes
• Hazardous Substances Data: 2218-94-2(Hazardous Substances Data)

Usage

Uses

Determination of boron, nitrate, perchlorate, rhenium, tungsten, molybdenum.

Purification Methods

Crystallise it from EtOH, chloroform or EtOH/*C6H6. [Beilstein 25 III/IV 1075.]

InChI:InChI=1/CH3NO/c1-2-3/h2H,1H2

Upstream product

• 64-18-6 formic acid 
• 63467-95-8 N,N',3-triphenylcarbazamidine 
• 64-17-5 ethanol 
• 63549-51-9 (1,4-diphenyl-4,5-dihydro-1H-[1,2,4]triazol-3-yl)-phenyl-amine 
• 64-19-7 acetic acid 
• 7705-08-0 iron(III) chloride 

Downstream Products

• 1351928-69-2 C₂₁H₁₆N₄S₂ 
• 63467-95-8 N,N',3-triphenylcarbazamidine