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1,4-Benzenedicarboxylicacid, 1,4-dihydrazide

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Name

1,4-Benzenedicarboxylicacid, 1,4-dihydrazide

EINECS 205-253-2
CAS No. 136-64-1 Density 1.344 g/cm3
PSA 110.24000 LogP 1.07600
Solubility N/A Melting Point >300 ºC
Formula C8H10N4O2 Boiling Point N/A
Molecular Weight 194.193 Flash Point N/A
Transport Information N/A Appearance N/A
Safety 26-36/37/39 Risk Codes 36/37/38
Molecular Structure Molecular Structure of 136-64-1 (TEREPHTHALIC DIHYDRAZIDE) Hazard Symbols R36/37/38:Irritating to eyes, respiratory system and skin.;
Synonyms

Terephthalohydrazide;

Article Data 42

1,4-Benzenedicarboxylicacid, 1,4-dihydrazide Specification

The 1,4-Benzenedicarboxylicacid, 1,4-dihydrazide, with the CAS registry number 136-64-1, is also known as Terephthalohydrazide. It belongs to the product category of Phthalic Acids, Esters and Derivatives. Its EINECS registry number is 205-253-2. This chemical's molecular formula is C8H10N4O2 and molecular weight is 194.1906. What's more, both its IUPAC name and systematic name are the same which is Benzene-1,4-dicarbohydrazide.

Physical properties about this chemical are: (1)ACD/LogP: -1.30; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): -1.3; (4)ACD/LogD (pH 7.4): -1.3; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 4.68; (8)ACD/KOC (pH 7.4): 4.7; (9)#H bond acceptors: 6; (10)#H bond donors: 6; (11)#Freely Rotating Bonds: 4; (12)Polar Surface Area: 47.1 Å2; (13)Index of Refraction: 1.628; (14)Molar Refractivity: 51.3 cm3; (15)Molar Volume: 144.4 cm3; (16)Polarizability: 20.33×10-24 cm3; (17)Surface Tension: 66.1 dyne/cm; (18)Density: 1.344 g/cm3.

Preparation of 1,4-Benzenedicarboxylicacid, 1,4-dihydrazide: this chemical can be prepared by Terephthalic acid diethyl ester. This reaction needs reagent Hydrazine hydrate.

1,4-Benzenedicarboxylicacid, 1,4-dihydrazide can be prepared by Terephthalic acid diethyl ester

Use of 1,4-Benzenedicarboxylicacid, 1,4-dihydrazide: it is used to produce other chemicals. For example, it is used to produce Bis(pyridine-4-carboxaldehyde) 1,4-phthaloydihydrazone. The reaction occurs with solvent Ethanol for 30 mins. And the yield is 94%.

1,4-Benzenedicarboxylicacid, 1,4-dihydrazide is used to produce Bis(pyridine-4-carboxaldehyde) 1,4-phthaloydihydrazone

When you are dealing with this chemical, you should be very careful. This chemical is irritating to eyes, respiratory system and skin. Therefore, you should wear suitable protective clothing, gloves and eye/face protection. In case of contacting with eyes, you should rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
(1) SMILES: O=C(NN)c1ccc(C(=O)NN)cc1
(2) InChI: InChI=1/C8H10N4O2/c9-11-7(13)5-1-2-6(4-3-5)8(14)12-10/h1-4H,9-10H2,(H,11,13)(H,12,14)
(3) InChIKey: ALHNLFMSAXZKRC-UHFFFAOYAN

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