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Nitron

CAS No.
2218-94-2
Chemical Name:
Nitron
Synonyms
Nitrone;Nitron;Nitron>Nitron,95%;Nitron, GR;TIMTEC-BB SBB008852;Nitron(analytical reagent);1,4-diphenyl-1H-1,2,4-triazolium;NITRON R. G., REAGENT FOR NITRATE;1,4-DIPHENYL-ENDOANILINO-DIHYDROTRIAZOLE
CBNumber:
CB6459107
Molecular Formula:
C20H16N4
Molecular Weight:
312.37
MDL Number:
MFCD00005174
MOL File:
2218-94-2.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-09-12 18:54:16

Nitron Properties

Melting point 189-190 °C (dec.)(lit.)
Boiling point 442.29°C (rough estimate)
Density 1.1872 (rough estimate)
refractive index 1.6400 (estimate)
solubility almost transparency in Acetic acid
form powder to crystal
pka 10.34 ± 0.02(at 25℃)
color Light yellow to Brown to Dark green
Merck 14,6612
BRN 3913543
Stability Stable. Incompatible with strong oxidizing agents.
InChI InChI=1S/C20H16N4/c1-4-10-17(11-5-1)21-20-22-24(19-14-8-3-9-15-19)16-23(20)18-12-6-2-7-13-18/h1-16H
InChIKey CWGBFIRHYJNILV-UHFFFAOYSA-N
SMILES [N+]1(=CN(C2C=CC=CC=2)[N-]/C/1=N\C1C=CC=CC=1)C1=CC=CC=C1
FDA UNII 90IM4Z883Z
EPA Substance Registry System 1,4-Diphenyl-3-(phenylamino)-1H-1,2,4-triazolium inner salt (2218-94-2)
UNSPSC Code 12000000
NACRES NA.21

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302
Precautionary statements  P280-P305+P351+P338
PPE Eyeshields, Gloves, type N95 (US)
Safety Statements  24/25
WGK Germany  3
TSCA  TSCA listed
HS Code  29339980
Storage Class 11 - Combustible Solids
NFPA 704
1
1 0

Nitron price More Price(19)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 73490 Nitron for spectrophotometric det. of nitrate and perchlorate, ≥97.0% 2218-94-2 50g $694 2026-04-30 Buy
TCI Chemical N0211 Nitron >98.0%(T) 2218-94-2 5g $39 2026-04-30 Buy
TCI Chemical N0211 Nitron >98.0%(T) 2218-94-2 25g $105 2026-04-30 Buy
ChemScene CS-0198107 Nitron ≥98% 2218-94-2 5g $83 2026-06-04 Buy
ChemScene CS-0198107 Nitron ≥98% 2218-94-2 25g $279 2026-06-04 Buy
Product number Packaging Price Buy
73490 50g $694 Buy
N0211 5g $39 Buy
N0211 25g $105 Buy
CS-0198107 5g $83 Buy
CS-0198107 25g $279 Buy

Nitron Chemical Properties, Uses, Production

Chemical Properties

lemon yellow crystalline powder

Uses

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

Purification Methods

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

Nitron Preparation Products And Raw materials

Raw materials

Preparation Products

Nitron Suppliers

Global Suppliers ( 96)
Supplier Tel Email Country ProdList Advantage
Shanghai Xingui Biotechnology Co., Ltd. 15121041756 xingui2022@126.com China 9961 58
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
Alfa Aesar 400-6106006 saleschina@alfa-asia.com China 30103 84
TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81
Shanghai Longsheng chemical Co.,Ltd. 58099637 13585536065 sales@shlschem.com China 9880 59
Shandong Xiya Chemical Co., Ltd 13355009207 13355009207 3007715519@qq.com China 18722 57
Syntechem Co.,Ltd info@syntechem.com China 12973 57
Sinopharm Chemical Reagent Co,Ltd. 86-21-63210123 sj_scrc@sinopharm.com China 9791 79
Thermo Fisher Scientific 800-810-5118 cnchemical@thermofisher.com China 17752 75
3,5,6-Triphenyl-2,3,5,6-tetraazabicyclo[2.1.1]hex-1-ene, 4,5-Dihydro-2,4-diphenyl-5-(phenylimino)-1H-1,2,4-triazolium hydroxide inner salt, 1,4-Diphenyl-3-phenylamino-1,2,4-triazolium hydroxide inner salt N,1,4-Triphenyl-4,5-dihydro-1H-1,2,4-triazol-3-amine anion [2,3-Dihydro-1,4-diphenyl-3-(phenylimino)-1H-1,2,4-triazol-4-ium]-2-ide N,1,4-Triphenyl-1H-1,2,4-triazol-4-ium-3-amine anion N-[(2,4-Diphenyl-4H-1,2,4-triazol-2-ium)-5-yl]-N-phenylamine anion Nitron(analytical reagent) Nitron,95% Nitron,1,4-Diphenyl-3-phenylamino-1,2,4-triazolium hydroxide inner salt, 3,5,6-Triphenyl-2,3,5,6-tetraazabicyclo[2.1.1]hex-1-ene, 4,5-Dihydro-2,4-diphenyl-5-(phenylimino)-1H-1,2,4-triazolium hydroxide N,1,4-triphenyl-4,5-dihydro-1H-1,2,4-triazol-3-aMine 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 TIMTEC-BB SBB008852 1h-1,2,4-triazolium,1,4-diphenyl-3-(phenylamino)-,hydroxide,innersalt 1H-1,2,4-Triazolium,1,4-diphenyl-3-(phenylamino)-,innersalt 1,4-diphenyl-3-(phenylammonio)-1H-1,2,4-triazolium NITRON R. G., REAGENT FOR NITRATE 1,4-diphenyl-3-(phenylamino)-triazolium hydroxide Nitron> Nitron, GR 1,4-diphenyl-1H-1,2,4-triazolium Nitrone Nitron 2218-94-2 C20H16N4 Analytical Reagents Analytical Chromatography Product Catalog