Methacrolein-2,4-DNPH

Base Information

• Chemical Name: Methacrolein-2,4-DNPH
• CAS No.: 5077-73-6
• Molecular Formula: C10H10 N4 O4
• Molecular Weight: 250.214
• Hs Code.: 2928000090
• European Community (EC) Number: 623-515-8
• NSC Number: 29734
• DSSTox Substance ID: DTXSID50430030
• Wikidata: Q76304839
• Mol file: 5077-73-6.mol

Synonyms:Methacrolein-2,4-DNPH;5077-73-6;Methacrolein-2,4-dinitrophenylhydrazone;Methacrolein (DNPH Derivative);N-[(E)-2-methylprop-2-enylideneamino]-2,4-dinitroaniline;METHACROLEIN-DNPH;NSC29734;Methacrylaldehyde-2,4-dinitrophenylhydrazone 100 microg/mL in Acetonitrile;DTXSID50430030;NSC-29734;HY-W179417;Methacrolein-2,4-DNPH, analytical standard;CS-0240506;EN300-22868879;(E)-1-(2,4-dinitrophenyl)-2-(2-methylprop-2-en-1-ylidene)hydrazine

Chemical Property of Methacrolein-2,4-DNPH

Chemical Property:

• Vapor Pressure: 0mmHg at 25°C
• Melting Point: 204-206 °C (dec.)(lit.)
• Boiling Point: 402°Cat760mmHg
• PKA: 10.55±0.10(Predicted)
• Flash Point: 196.9°C
• PSA: 116.03000
• Density: 1.36g/cm³
• LogP: 3.59620
• Storage Temp.: 2-8°C
• XLogP3: 1.8
• Hydrogen Bond Donor Count: 1
• Hydrogen Bond Acceptor Count: 6
• Rotatable Bond Count: 3
• Exact Mass: 250.07020481
• Heavy Atom Count: 18
• Complexity: 371

Purity/Quality:

99% ^*data from raw suppliers

Methacrolein-2,4-DNPH Solution certified reference material, 100 μg/mL in acetonitrile, ampule of 1 mL ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xi,T,F
• Hazard Codes: Xi,T,F,Xn
• Statements: 36/37/38-41-20/21/22-11-36
• Safety Statements: 26-36-36/39-16-36/37

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Canonical SMILES: CC(=C)C=NNC1=C(C=C(C=C1)[N+](=O)[O-])[N+](=O)[O-]
• Isomeric SMILES: CC(=C)/C=N/NC1=C(C=C(C=C1)[N+](=O)[O-])[N+](=O)[O-]

Technology Process of Methacrolein-2,4-DNPH

There total 5 articles about Methacrolein-2,4-DNPH which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 91.0%

2-methylpropenal (78-85-3,25120-30-3) + (2,4-dinitro-phenyl)-hydrazine (119-26-6) → 2,4-dinitrophenylhydrazone of methacrolein (5077-73-6)

Guidance literature:

Reference yield: 84.0%

1,1-diethoxy-2-methyl-2-propene (23553-27-7) + (2,4-dinitro-phenyl)-hydrazine (119-26-6) → 2,4-dinitrophenylhydrazone of methacrolein (5077-73-6)

Guidance literature:

With acetic acid; In diethylene glycol dimethyl ether; water; at 30 - 35 ℃; for 48h;

DOI:10.1021/jo00250a010

Reference yield:

(2,4-Dinitro-phenyl)-(2-methyl-allyl)-diazene → 2,4-dinitrophenylhydrazone of methacrolein (5077-73-6)

Guidance literature:

In chloroform; Ambient temperature;

DOI:10.1021/jo00030a001

upstream raw materials:

2-methylpropenal

(2,4-dinitro-phenyl)-hydrazine

1,1-diethoxy-2-methyl-2-propene

formaldehyd

Downstream raw materials:

3-methyl-6-phenylpyrrolo<3,4-b>pyridine-5,7-dione

Refernces

• 1、 Pyo, Sang-Hyun,Hedstroem, Martin,Hatti-Kaul, Rajni,Lundmark, Stefan,Rehnberg, Nicola. "Self- and cross-aldol condensation of propanal catalyzed by anion-exchange resins in aqueous media". supporting information; experimental part. p. 631 - 637. Retrieved 2011/12/02.
• 2、 Mayr, Herbert,Grimm, Klaus. "Synthesis of Allylazo Compounds by Reactions of Aryldiazonium Salts with Allylsilanes". . p. 1057 - 1059. Retrieved 2007/10/02.