CAS No.28236-62-6,2,4-DICHLOROPHENOXYACETIC ACID HYDRAZIDE Suppliers

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Basic Information

Molecular Structure:
CAS No.:	28236-62-6
Name:	2,4-DICHLOROPHENOXYACETIC ACID HYDRAZIDE
Article Data:	24

Formula:	C₈H₈Cl₂N₂O₂
Molecular Weight:	235.07
Synonyms:	2,4-Dichlorophenoxyacetic acid hydrazide;Aceticacid, (2,4-dichlorophenoxy)-, hydrazide (8CI,9CI);(2,4-Dichlorophenoxy)aceticacid hydrazide;(2,4-Dichlorophenoxy)acetyl hydrazide;2,4-D hydrazide;2,4-Dichlorophenoxyacethydrazide;2,4-Dichlorophenoxyacetylhydrazine;H-2,4-D;NSC 222172;
EINECS:	-0
Density:	1.438 g/cm³
Melting Point:	153-157 °C
Boiling Point:	448.8 °C at 760 mmHg
Flash Point:	225.2 °C
Appearance:	light beige crystalline powder
Hazard Symbols:	Xn,Xi
Risk Codes:	36/37/38-22
Safety:	37/39-26
PSA:	64.35000
LogP:	2.45330

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Specification

The Aceticacid, 2-(2,4-dichlorophenoxy)-, hydrazide with CAS registry number of 28236-62-6 is also known as 2,4-Dichlorophenoxyacetic acid hydrazide. The IUPAC name is 2-(2,4-Dichlorophenoxy)acetohydrazide. It belongs to product categories of Aromatic Hydrazides; Hydrazines; Hydrazones and Oximes. This chemical is a light beige crystalline powder. In addition, the formula is C₈H₈Cl₂N₂O₂ and the molecular weight is 235.07.

Physical properties about Aceticacid, 2-(2,4-dichlorophenoxy)-, hydrazide are: (1)ACD/LogP: 1.22; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 1.22; (4)ACD/LogD (pH 7.4): 1.22; (5)ACD/BCF (pH 5.5): 5; (6)ACD/BCF (pH 7.4): 5; (7)ACD/KOC (pH 5.5): 110.06; (8)ACD/KOC (pH 7.4): 110.21; (9)#H bond acceptors: 4; (10)#H bond donors: 3; (11)#Freely Rotating Bonds: 4; (12)Polar Surface Area: 32.78Å²; (13)Index of Refraction: 1.581; (14)Molar Refractivity: 54.51 cm³; (15)Molar Volume: 163.4 cm³; (16)Polarizability: 21.61×10^-24cm³; (17)Surface Tension: 51.3 dyne/cm; (18)Density: 1.438 g/cm³; (19)Flash Point: 225.2 °C; (20)Enthalpy of Vaporization: 70.74 kJ/mol; (21)Boiling Point: 448.8 °C at 760 mmHg; (22)Vapour Pressure: 3E-08 mmHg at 25 °C.

Preparation of Aceticacid, 2-(2,4-dichlorophenoxy)-, hydrazide: it is prepared by reaction of (2,4-dichloro-phenoxy)-acetic acid ethyl ester. The reaction needs reagent hydrazine hydrate and solvent ethanol with other condition of heating for 18 hours. The yield is about 58%.

Aceticacid, 2-(2,4-dichlorophenoxy)-, hydrazide is prepared by reaction of (2,4-dichloro-phenoxy)-acetic acid ethyl ester.

Uses of Aceticacid, 2-(2,4-dichlorophenoxy)-, hydrazide: it is used to produce 4-(4-chloro-phenyl)-5-(2,4-dichloro-phenoxymethyl)-2,4-dihydro-[1,2,4]triazole-3-thione by reaction with 1-chloro-4-isothiocyanato-benzene. The reaction occurs with reagent aq. NaOH and other condition of heating for 4 hours. The yield is about 54%.

Aceticacid, 2-(2,4-dichlorophenoxy)-, hydrazide is used to produce 4-(4-chloro-phenyl)-5-(2,4-dichloro-phenoxymethyl)-2,4-dihydro-[1,2,4]triazole-3-thione by reaction with 1-chloro-4-isothiocyanato-benzene.

When you are using this chemical, please be cautious about it. As a chemical, it is irritating to eyes, respiratory system and skin. During using it, wear suitable gloves and eye/face protection. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
1. SMILES: Clc1cc(Cl)ccc1OCC(=O)NN
2. InChI: InChI=1/C8H8Cl2N2O2/c9-5-1-2-7(6(10)3-5)14-4-8(13)12-11/h1-3H,4,11H2,(H,12,13)
3. InChIKey: OEYOIIKYUVBUJN-UHFFFAOYAD
4. Std. InChI: InChI=1S/C8H8Cl2N2O2/c9-5-1-2-7(6(10)3-5)14-4-8(13)12-11/h1-3H,4,11H2,(H,12,13)
5. Std. InChIKey: OEYOIIKYUVBUJN-UHFFFAOYSA-N