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Crotonaldehyde 2,4-Dinitrophenylhydrazone

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Origin: China

Cas No: 1527-96-4

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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CAS No.: 1527-96-4 Formula: C10H10N4O4 Molecular Weight: 250.21100

Description

Crotonaldehyde 2,4-Dinitrophenylhydrazone is a dinitrophenylhydrazone (DNPH) derivative of an aliphatic aldehyde found in mainstream cigarette smoke.

Basic Info

Chemical Name	Crotonaldehyde 2,4-Dinitrophenylhydrazone
Synonyms	Crotonaldehyde-DNPH; Crotonaldehyde-2,4-dinitrophenylhydrazone; Crotonaldehyde-2,4-DNPH; 2-Butenal, (2,4-dinitrophenyl)hydrazone; N-(but-2-enylideneamino)-2,4-dinitroaniline;
CAS No.	1527-96-4
Molecular Formula	C10H10N4O4
Molecular Weight	250.21100
PSA	116.03000
LogP	3.59620

Properties

Density	1.357g/cm3
Boiling Point	406.13ºC at 760 mmHg
Melting Point	188ºC
Flash Point	199.42ºC
Refractive Index	1.603
Storage Condition	2-8ºC
Vapor Pressure	0mmHg at 25°C

Safety Info

Safety Statements	S26; S36/37/39; S36/37; S36; S45; S27; S16
HS Code	2928000090
RIDADR	UN 1648 3/PG 2
Risk Statements	R36/37/38; R43; R23/24/25; R11
Hazard Codes	Xi; T; F

Synthesis Route

1-phenyl-4-hexen-1-yn-3-ol+2,4-dinitrophenylhydrazine→Phenylpropiolic acid+ACETALDEHYDE 2,4-DINITROPHENYLHYDRAZONE
2,4-dinitrophenylhydrazine+α-santonin→ethyl 3-oxoeudesma-4,6-diene-12-oate 2,4-dinitrophenylhydrazone+ACETONE 2,4-DINITROPHENYLHYDRAZONE
2-Butenal, oxime+2,4-dinitrophenylhydrazine→Crotonaldehyde 2,4-Dinitrophenylhydrazone

Precursor

2,4-dinitrophenylhydrazine
2H-thiete
2-Butenal, oxime
crotonaldehyde

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