Back to Search

1H-1,2,4-Triazole-5-Carboxylic Acid, Hydrazide

CAS: 21732-98-9 | C3H5N5O

2D Structure

3D Structure

Loading 3D structure...

Basic Information

CAS Registry Number: 21732-98-9
Molecular Formula: C3H5N5O
Molecular Mass: 127.11 g/mol

Names and Synonyms:

1H-1,2,4-Triazole-5-Carboxylic Acid, Hydrazide
1H-1,2,4-Triazole-5-carboxylic acid, hydrazide
s-Triazole-3-carboxylic acid, hydrazide
1H-1,2,4-Triazole-3-carboxylic acid, hydrazide
IF 337
1,2,4-Triazole-3-carboxylic acid hydrazide
1H-1,2,4-Triazole-5-carbohydrazide
1H-1,2,4-Triazole-3-carbohydrazide

Identifiers:

SMILES:
NNC(=O)c1nc[nH]n1
InChI:
InChI=1S/C3H5N5O/c4-7-3(9)2-5-1-6-8-2/h1H,4H2,(H,7,9)(H,5,6,8)

Spectral Data

NMR, IR, and Mass spectral data

1H NMR
13C NMR
Predicting NMR spectra...
10 ppm 9 8 7 6 5 4 3 2 1 0 ppm
Shift (ppm) Multiplicity Integration Assignment
200 ppm 180 160 140 120 100 80 60 40 20 0 ppm
Shift (ppm) DEPT Assignment

Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.

External Resources

All Properties

Comprehensive physical and chemical properties

Property Value Source
Molecular Mass 127.11 g/mol CAS Common Chemistry
127.107 g/mol RDKit
127.04940977999999 g/mol RDKit
Canonical SMILES O=C(NN)C1=NN=CN1 CAS Common Chemistry
InChI InChI=1S/C3H5N5O/c4-7-3(9)2-5-1-6-8-2/h1H,4H2,(H,7,9)(H,5,6,8) CAS Common Chemistry
InChI Key InChIKey=BKTBECSWYCHYID-UHFFFAOYSA-N CAS Common Chemistry
Name 1H-1,2,4-Triazole-5-carboxylic acid, hydrazide CAS Common Chemistry
Heavy Atom Count 9 RDKit
Hydrogen Bond Acceptors 4 RDKit
Hydrogen Bond Donors 3 RDKit
Rotatable Bonds 1 RDKit
Aromatic Ring Count 1 RDKit
Topological Polar Surface Area 96.68999999999998 Ų RDKit
LogP -1.5918000000000003 RDKit
Molar Refractivity 28.036300000000008 RDKit

Recent Searches

Acetone
Ethanol
Navigate
esc Close