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Technical details about Fenquizone, learn more about the structure, uses, toxicity, action, side effects and more

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2D Structure
1. Also known as: 20287-37-0, Idrolone, M.g. 13054, Lj1u13r8ik, 7-chloro-4-oxo-2-phenyl-2,3-dihydro-1h-quinazoline-6-sulfonamide, Mg-13054
Molecular Formula
C14H12ClN3O3S
Molecular Weight
337.8  g/mol
InChI Key
DBDTUXMDTSTPQZ-UHFFFAOYSA-N
FDA UNII
LJ1U13R8IK

Fenquizone is a quinazolinone sulphonamide-based diuretic, structurally related to metolazone, with thiazide-like activity. As a thiazide-like diuretic, fenquizone acts by blocking reabsorption of sodium in the proximal tubule and the ascending branch of the loop of Henle. This causes an increase in diuresis with the elimination of chloride and sodium.
1 2D Structure

2D Structure

2 Identification
2.1 Computed Descriptors
2.1.1 IUPAC Name
7-chloro-4-oxo-2-phenyl-2,3-dihydro-1H-quinazoline-6-sulfonamide
2.1.2 InChI
InChI=1S/C14H12ClN3O3S/c15-10-7-11-9(6-12(10)22(16,20)21)14(19)18-13(17-11)8-4-2-1-3-5-8/h1-7,13,17H,(H,18,19)(H2,16,20,21)
2.1.3 InChI Key
DBDTUXMDTSTPQZ-UHFFFAOYSA-N
2.1.4 Canonical SMILES
C1=CC=C(C=C1)C2NC3=CC(=C(C=C3C(=O)N2)S(=O)(=O)N)Cl
2.2 Other Identifiers
2.2.1 UNII
LJ1U13R8IK
2.3 Synonyms
2.3.1 MeSH Synonyms

1. Idrolone

2. Mg 13054

2.3.2 Depositor-Supplied Synonyms

1. 20287-37-0

2. Idrolone

3. M.g. 13054

4. Lj1u13r8ik

5. 7-chloro-4-oxo-2-phenyl-2,3-dihydro-1h-quinazoline-6-sulfonamide

6. Mg-13054

7. Fenchizone

8. Fenquizona

9. Fenquizonum

10. Fenchizone [dcit]

11. Fenquizone [usan:inn]

12. Fenquizonum [inn-latin]

13. Fenquizona [inn-spanish]

14. Unii-lj1u13r8ik

15. Einecs 243-689-5

16. Fenquizone [mi]

17. Fenquizone [inn]

18. Fenquizone (usan/inn)

19. Fenquizone [usan]

20. Fenquizone [mart.]

21. Fenquizone [who-dd]

22. Schembl309550

23. Chembl2106186

24. Dtxsid10864933

25. Chebi:135435

26. Ex-a6134

27. (+-)-7-chloro-1,2,3,4-tetrahydro-4-oxo-2-phenyl-6-quinazolinesulfonamide

28. Db13708

29. Hy-126179

30. Cs-0092520

31. D04161

32. Q3742488

33. 2-phenyl-7-chloro-6-sulfamoyl-1,2,3,4-tetrahydro-4-quinazolinone

34. 2-phenyl-6-sulfonamido-7-chloro-1,2,3,4-tetrahydro-4-quinazolidone

35. 7-chloro-4-oxo-2-phenyl-1,2,3,4-tetrahydroquinazoline-6-sulfonamide

36. (+/-)-7-chloro-1,2,3,4-tetrahydro-4-oxo-2-phenyl-6-quinazolinesulfonamide

37. 6-quinazolinesulfonamide, 7-chloro-1,2,3,4-tetrahydro-4-oxo-2-phenyl-, (+-)-

38. 6-quinazolinesulfonamide, 7-chloro-1,2,3,4-tetrahydro-4-oxo-2-phenyl-, (+/-)-

2.4 Create Date
2005-08-08
3 Chemical and Physical Properties
Molecular Weight 337.8 g/mol
Molecular Formula C14H12ClN3O3S
XLogP31.8
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count5
Rotatable Bond Count2
Exact Mass337.0287901 g/mol
Monoisotopic Mass337.0287901 g/mol
Topological Polar Surface Area110 Ų
Heavy Atom Count22
Formal Charge0
Complexity530
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count1
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
Covalently Bonded Unit Count1
4 Pharmacology and Biochemistry
4.1 MeSH Pharmacological Classification

Diuretics

Agents that promote the excretion of urine through their effects on kidney function. (See all compounds classified as Diuretics.)


4.2 ATC Code

C - Cardiovascular system

C03 - Diuretics

C03B - Low-ceiling diuretics, excl. thiazides

C03BA - Sulfonamides, plain

C03BA13 - Fenquizone


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