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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Acetaldehyde,2-(2,4-dinitrophenyl)hydrazone
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Purity: 98.0%
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1019-57-4

1019-57-4 structure

1019-57-4 structure

Name: Acetaldehyde,2-(2,4-dinitrophenyl)hydrazone
Chemical Name: acetaldehyde 2,4-dinitrophenylhydrazone
CAS Number: 1019-57-4
Molecular Formula: C₈H₈N₄O₄
Molecular Weight: 224.17400
Catalog: Chemical reagent Organic reagent 腙
Create Date: 2018-09-25 06:03:10
Modify Date: 2026-06-30 16:08:40

Name	acetaldehyde 2,4-dinitrophenylhydrazone
Synonyms	(E)-1-(2,4-dinitrophenyl)-2-ethyldiazene Acetaldehyde-DNPH solution ACETALDEHYDE 2,4-DINITROPHENYLHYDRAZONE Acetaldehyde (DNPH Derivative) 100mg [1-4] C10011300 Acetaldehyde-2,4-dinitrophenylhydra acetaldehyde-2,4-dnph solution ACETALDEHYDE (DNPH DERIVATIVE) 2-butenal-2,4-dinitrophenylhydrazone Acetaldehyde-2,4-DNPH 1000 μg/ml Acetonitrile Acetaldehyde 2,4-Dinitrophenylhydrazone Ethanal 2,4-dinitrophenylhydrazone DNPH Acetaldehyde-DNPH solution,3ppm Acetaldehyde-2,4-DNPH 10 μg/ml Acetonitrile Acetaldehyde-DNPHSolution,100mg/L acetaldehyde-2,4-dinitrophenylhydrazone solution Acetaldehyde-DNPH@1000 μg/mL in MeOH:AcCN (95:5) (as deriv.) Acetaldehyde 2,4-Dinitrophenylhydrazone > (1Z)-Ethanal (2,4-dinitrophenyl)hydrazone Acetaldehyde-2,4-DNPH 100 μg/ml Acetonitrile Ethanal DNPH Acetaldehyde-DNPH solution,10ppm Acetaldehyde-2,4-DNPH,Acetaldehyde-2,4-dinitrophenylhydrazone Acetaldehyde-DNPH Solution, 100 mg/L 2,4-Dinitrophenylhydrazone of acetaldehyde ACETALDEHYDE-DNPH ACETALDEHYDE-2,4-DNPH, 100MG, NEAT Ethanal DNPH, peak # 2 35972, Acetaldehyde 2,4-dinitrophenylhyd razone (purity) Acetaldehyde 2,4-Dinitrophenylhydrazone (1mg/ml as Aldehyde in Ethyl Acetate) [for Offensive Odors Analysis] (1ml*5) ACETALDEHYDE-2,4-DNPH,100MG,NEAT Acetaldehyde-2,4-DNPH Acetaldehyde-2,4-DNPH Solution, 100ppm Acetaldehyde-2,4-dinitrophenylhydrazone 100 μg/mL in Acetonitrile Acetaldehyde-2,4-dinitrophenylhydrazone 1000 μg/mL in Acetonitrile Acetaldehyde-DNPH Solution in Acetonitrile, 3μg/mL ACETALDEHYDE 2,4-DINITROPHENYLHYDRAZONE, ENVIRONMENTAL STANDD EINECS 200-835-2 acetaldehyde-DNPH as acetaldehyde Acetaldehyde-DNPH solution,15ppm Acetaldehyde(DNPH Derivative)Solution in Acetonitrile Ethanal DNPH,peak # 2 Acetaldehyde(DNPH Derivative)Solution in Methanol/Acetonitrile(80:20) 1-(2,4-dinitrophenyl)-2-ethylidenehydrazine MFCD00191298 Nicotinic Acid Impurity 26-d4 Acetaldehyde, 2-(2,4-dinitrophenyl)hydrazone Acetaldehyde-DNPH@0.1 mg/mL in Acetonitrile Nicotinic Acid Impurity 27 (E)-1-(2,4-dinitrophenyl)-2-ethylidenehydrazine Acetaldehyde-DNPH

Density	1.47g/cm3
Boiling Point	382.5ºC at 760mmHg
Melting Point	164°C
Molecular Formula	C₈H₈N₄O₄
Molecular Weight	224.17400
Flash Point	7 °C
Exact Mass	224.05500
PSA	116.36000
LogP	3.65300
Vapour Pressure	4.69E-06mmHg at 25°C
Index of Refraction	1.629
Storage condition	2-8°C

CHEMICAL IDENTIFICATION

RTECS NUMBER :: AB2826500

CHEMICAL NAME :: Acetaldehyde, 2,4-dinitrophenylhydrazone

CAS REGISTRY NUMBER :: 1019-57-4

LAST UPDATED :: 198506

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C8-H8-N4-O4

MOLECULAR WEIGHT :: 224.20

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1500 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: PCJOAU Pharmaceutical Chemistry Journal (English Translation). Translation of KHFZAN. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013) No.1- 1967- Volume(issue)/page/year: 14,162,1980

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H302-H315-H317-H319-H335
Precautionary Statements	P261-P280-P305 + P351 + P338
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Faceshields;Gloves
Hazard Codes	F: Flammable;Xn: Harmful;
Risk Phrases	22-36/37/38-36-20/21/22-11-43
Safety Phrases	S26-S36-S36/37-S16
RIDADR	UN 1648 3/PG 2
RTECS	AB2826500
HS Code	2928000090

Precursor 9
121-44-8 119-26-6 75-07-0 1321539-41-6
518336-48-6 849585-22-4 56963-36-1 40964-63-4
107-21-1
DownStream 0

HS Code	2928000090
Summary	2928000090 other organic derivatives of hydrazine or of hydroxylamine VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%

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