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CAS No.: | 19763-90-7 |
---|---|
Name: | 3,4-Dichlorophenylhydrazine hydrochloride |
Article Data: | 5 |
Molecular Structure: | |
Formula: | C6H6Cl2N2.HCl |
Molecular Weight: | 213.494 |
Synonyms: | Hydrazine,(3,4-dichlorophenyl)-, monohydrochloride (8CI,9CI);3,4-Dichlorophenylhydrazinehydrochloride; |
EINECS: | 243-278-0 |
Density: | 1.475 g/cm3 |
Melting Point: | 230 °C (dec.)(lit.) |
Boiling Point: | 288.3 °C at 760 mmHg |
Flash Point: | 128.2 °C |
Appearance: | white to light yellow crystal powder |
Hazard Symbols: | Xn |
Risk Codes: | 20/21/22-36/37/38 |
Safety: | 26-36/37/39-22 |
Transport Information: | UN 2811 |
PSA: | 38.05000 |
LogP: | 3.85430 |
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The Hydrazine,(3,4-dichlorophenyl)-, hydrochloride (1:1), with the CAS registry number 19763-90-7 and EINECS registry number 243-278-0, has the IUPAC name of (3,4-dichlorophenyl)hydrazine hydrochloride. It is a kind of white to light yellow crystal powder, and belongs to the following product categories: Aromatic Hydrazides, Hydrazines, Hydrazones and Oximes; Phenylhydrazine; API intermediates; Hydrazines; Nitrogen Compounds; Organic Building Blocks. And the molecular formula of the chemical is C6H6Cl2N2.HCl.
The characteristics of Hydrazine,(3,4-dichlorophenyl)-, hydrochloride (1:1) are as followings: (1)ACD/LogP: 3.15; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 3.08; (4)ACD/LogD (pH 7.4): 3.14; (5)ACD/BCF (pH 5.5): 123.98; (6)ACD/BCF (pH 7.4): 144.3; (7)ACD/KOC (pH 5.5): 1049.65; (8)ACD/KOC (pH 7.4): 1221.68; (9)#H bond acceptors: 2; (10)#H bond donors: 3; (11)#Freely Rotating Bonds: 2; (12)Polar Surface Area: 3.24 ?2; (13)Flash Point: 128.2 °C; (14)Enthalpy of Vaporization: 52.75 kJ/mol; (15)Boiling Point: 288.3 °C at 760 mmHg; (16)Vapour Pressure: 0.00236 mmHg at 25°C.
Uses of Hydrazine,(3,4-dichlorophenyl)-, hydrochloride (1:1): It can react with 3-amino-but-2-enenitrile to produce 2-(3,4-dichloro-phenyl)-5-methyl-2H-pyrazol-3-ylamine. This reaction will need reagent 37% HCl, and the menstruum H2O. The reaction time is 15 minutes with heating, and the yield is about 80%.
You should be cautious while dealing with this chemical. It irritates to eyes, respiratory system and skin. What's more, it is also harmful by inhalation, in contact with skin and if swallowed. Therefore, you had better take the following instructions: Do not breathe dust; Wear suitable protective clothing, gloves and eye/face protection; If in case of contacting with eyes, rinse immediately with plenty of water and seek medical advice.
Addtionally, the following datas could be converted into the molecular structure:
(1)SMILES: [Cl-].Clc1ccc(N[NH3+])cc1Cl
(2)InChI: InChI=1/C6H6Cl2N2.ClH/c7-5-2-1-4(10-9)3-6(5)8;/h1-3,10H,9H2;1H
(3)InChIKey: WIKZRYSGQPZTMM-UHFFFAOYAK