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Urapidil

CAS: 34661-75-1 | C20H29N5O3

2D Structure

3D Structure

Loading 3D structure...

Basic Information

CAS Registry Number: 34661-75-1
Molecular Formula: C20H29N5O3
Molecular Mass: 387.48 g/mol

Names and Synonyms:

Urapidil
2,4(1H,3H)-Pyrimidinedione, 6-[[3-[4-(2-methoxyphenyl)-1-piperazinyl]propyl]amino]-1,3-dimethyl-
6-[[3-[4-(2-Methoxyphenyl)-1-piperazinyl]propyl]amino]-1,3-dimethyl-2,4(1H,3H)-pyrimidinedione
Urapidil
Ebrantil
BKU
Mediatensyl
B 66256
Eupressyl
Uraprene
NSC 310405
Uropidil

Identifiers:

SMILES:
COc1ccccc1N1CCN(CCCNc2cc(=O)n(C)c(=O)n2C)CC1
InChI:
InChI=1S/C20H29N5O3/c1-22-18(15-19(26)23(2)20(22)27)21-9-6-10-24-11-13-25(14-12-24)16-7-4-5-8-17(16)28-3/h4-5,7-8,15,21H,6,9-14H2,1-3H3

Key Properties

Melting Point
156-158 °C CAS Common Chemistry

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 387.48 g/mol CAS Common Chemistry
387.48400000000015 g/mol RDKit
387.227039788 g/mol RDKit
Canonical SMILES O=C1C=C(NCCCN2CCN(C=3C=CC=CC3OC)CC2)N(C(=O)N1C)C CAS Common Chemistry
InChI InChI=1S/C20H29N5O3/c1-22-18(15-19(26)23(2)20(22)27)21-9-6-10-24-11-13-25(14-12-24)16-7-4-5-8-17(16)28-3/h4-5,7-8,15,21H,6,9-14H2,1-3H3 CAS Common Chemistry
InChI Key InChIKey=ICMGLRUYEQNHPF-UHFFFAOYSA-N CAS Common Chemistry
Melting Point 156-158 °C CAS Common Chemistry
Name Urapidil CAS Common Chemistry
Heavy Atom Count 28 RDKit
Hydrogen Bond Acceptors 8 RDKit
Hydrogen Bond Donors 1 RDKit
Rotatable Bonds 7 RDKit
Aromatic Ring Count 2 RDKit
Topological Polar Surface Area 71.74000000000001 Ų RDKit
LogP 0.7168000000000008 RDKit
Molar Refractivity 111.67770000000007 RDKit

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