Please Wait
Applying Filters...
Menu
$ API Ref.Price (USD/KG) : 182Xls
2D Structure
Also known as: 129318-43-0, Fosamax, Binosto, Fosamac, Onclast, Monosodium alendronate
Molecular Formula
C4H12NNaO7P2
Molecular Weight
271.08  g/mol
InChI Key
CAKRAHQRJGUPIG-UHFFFAOYSA-M
FDA UNII
4988K7X26P

A nonhormonal medication for the treatment of postmenopausal osteoporosis in women. This drug builds healthy bone, restoring some of the bone loss as a result of osteoporosis.
1 2D Structure

2D Structure

2 Identification
2.1 Computed Descriptors
2.1.1 IUPAC Name
sodium;(4-amino-1-hydroxy-1-phosphonobutyl)-hydroxyphosphinate
2.1.2 InChI
InChI=1S/C4H13NO7P2.Na/c5-3-1-2-4(6,13(7,8)9)14(10,11)12;/h6H,1-3,5H2,(H2,7,8,9)(H2,10,11,12);/q;+1/p-1
2.1.3 InChI Key
CAKRAHQRJGUPIG-UHFFFAOYSA-M
2.1.4 Canonical SMILES
C(CC(O)(P(=O)(O)O)P(=O)(O)[O-])CN.[Na+]
2.2 Other Identifiers
2.2.1 UNII
4988K7X26P
2.3 Synonyms
2.3.1 MeSH Synonyms

1. 4-amino-1-hydroxybutylidene 1,1-biphosphonate

2. Alendronate

3. Alendronate Monosodium Salt, Trihydrate

4. Aminohydroxybutane Bisphosphonate

5. Fosamax

6. Mk 217

7. Mk-217

8. Mk217

2.3.2 Depositor-Supplied Synonyms

1. 129318-43-0

2. Fosamax

3. Binosto

4. Fosamac

5. Onclast

6. Monosodium Alendronate

7. Alendronate Sodium Anhydrous

8. Alendronate Monosodium

9. Mk 217

10. Alendronic Acid Monosodium Salt

11. Mk-217

12. Sodium;(4-amino-1-hydroxy-1-phosphonobutyl)-hydroxyphosphinate

13. Adrovance

14. Fosavance

15. G-704650

16. Vantavo

17. Onclast; Osteovan; Sodium Alendronate

18. 4988k7x26p

19. Osteovan

20. Indrol

21. Alend

22. Neobon

23. Alendronate (as Sodium)

24. Phosphonic Acid, (4-amino-1-hydroxybutylidene)bis-, Monosodium Salt

25. Nsc-722597

26. Nsc-758931

27. Almerol

28. Avalent

29. Bonalon

30. Steovess

31. Teiroc

32. Unii-4988k7x26p

33. Ahbutbp

34. Ahbubp

35. (4-amino-1-hydroxybutylidene)bisphosphonic Acid Monosodium Salt

36. Chembl675

37. Alendronic Acid Sodium Salt

38. Gth-42j

39. Gth-42v

40. Gth-42w

41. Schembl328770

42. Gth-42

43. Dtxsid70904501

44. Mer-103

45. Hms3604i12

46. Hms3713p04

47. Sodium Alendronate Anhydrous

48. Bcp28464

49. Alendronic Acid, Sodium Aldendronate

50. Bdbm50247920

51. Ex-101

52. Mfcd01861681

53. Akos015895071

54. Ccg-220631

55. Ks-1028

56. Mk-0217

57. Hy-108685

58. Cs-0029477

59. Mk 217;mk-217;mk217;sodium Alendronate

60. A805927

61. J-005667

62. L-670452

63. Q27259256

64. Monosodium (4-amino-1-hydroxy-1-phosphonobutyl)phosphonate

65. Sodium Hydrogen-4-amino-1-hydroxy-1-phosphonobutylphosphonate

66. (4-amino-1-hydroxy-1-phosphonobutyl)phosphonic Acid Monosodium Salt

67. 4-amino-1-hydroxybutylidene-1,1-bisphosphonic Acid Monosodium Salt

68. P,p'-(4-amino-1-hydroxybutylidene)bis-phosphonic Acid Monosodium Salt

69. Phosphonic Acid, P,p'-(4-amino-1-hydroxybutylidene)bis-, Sodium Salt (1:1)

2.4 Create Date
2007-11-13
3 Chemical and Physical Properties
Molecular Weight 271.08 g/mol
Molecular Formula C4H12NNaO7P2
Hydrogen Bond Donor Count5
Hydrogen Bond Acceptor Count8
Rotatable Bond Count5
Exact Mass270.99867000 g/mol
Monoisotopic Mass270.99867000 g/mol
Topological Polar Surface Area164 Ų
Heavy Atom Count15
Formal Charge0
Complexity293
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count1
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
Covalently Bonded Unit Count2
4 Drug and Medication Information
4.1 Drug Information
1 of 6  
Drug NameAlendronate sodium
PubMed HealthAlendronate (By mouth)
Drug ClassesCalcium Regulator
Drug LabelFOSAMAX1 (alendronate sodium) is a bisphosphonate that acts as a specific inhibitor of osteoclast-mediated bone resorption. Bisphosphonates are synthetic analogs of pyrophosphate that bind to the hydroxyapatite found in bone.Alendronate sodium is che...
Active IngredientAlendronate sodium
Dosage FormTablet; Solution
RouteOral
Strengtheq 40mg base; eq 5mg base; eq 70mg base; eq 10mg base; eq 35mg base; eq 70mg base/75ml
Market StatusPrescription
CompanyWatson Labs; Teva Pharms; Austarpharma; Apotex; Aurobindo Pharma; Cadista Pharms; Dr Reddys Labs; Cipla; Sun Pharma Global; Mylan; Roxane

2 of 6  
Drug NameBinosto
Drug LabelBINOSTO (alendronate sodium) is a bisphosphonate that acts as a specific inhibitor of osteoclast-mediated bone resorption. Bisphosphonates are synthetic analogs of pyrophosphate that bind to the hydroxyapatite found in bone.Alendronate sodium is chem...
Active IngredientAlendronate sodium
Dosage FormTablet, effervescent
RouteOral
Strengtheq 70mg base
Market StatusPrescription
CompanyMission Pharma

3 of 6  
Drug NameFosamax
PubMed HealthAlendronate (By mouth)
Drug ClassesCalcium Regulator
Drug LabelFOSAMAX1 (alendronate sodium) is a bisphosphonate that acts as a specific inhibitor of osteoclast-mediated bone resorption. Bisphosphonates are synthetic analogs of pyrophosphate that bind to the hydroxyapatite found in bone.Alendronate sodium is che...
Active IngredientAlendronate sodium
Dosage FormTablet; Solution
RouteOral
Strengtheq 70mg base; eq 70mg base/75ml
Market StatusPrescription
CompanyMerck; Merck And

4 of 6  
Drug NameAlendronate sodium
PubMed HealthAlendronate (By mouth)
Drug ClassesCalcium Regulator
Drug LabelFOSAMAX1 (alendronate sodium) is a bisphosphonate that acts as a specific inhibitor of osteoclast-mediated bone resorption. Bisphosphonates are synthetic analogs of pyrophosphate that bind to the hydroxyapatite found in bone.Alendronate sodium is che...
Active IngredientAlendronate sodium
Dosage FormTablet; Solution
RouteOral
Strengtheq 40mg base; eq 5mg base; eq 70mg base; eq 10mg base; eq 35mg base; eq 70mg base/75ml
Market StatusPrescription
CompanyWatson Labs; Teva Pharms; Austarpharma; Apotex; Aurobindo Pharma; Cadista Pharms; Dr Reddys Labs; Cipla; Sun Pharma Global; Mylan; Roxane

5 of 6  
Drug NameBinosto
Drug LabelBINOSTO (alendronate sodium) is a bisphosphonate that acts as a specific inhibitor of osteoclast-mediated bone resorption. Bisphosphonates are synthetic analogs of pyrophosphate that bind to the hydroxyapatite found in bone.Alendronate sodium is chem...
Active IngredientAlendronate sodium
Dosage FormTablet, effervescent
RouteOral
Strengtheq 70mg base
Market StatusPrescription
CompanyMission Pharma

6 of 6  
Drug NameFosamax
PubMed HealthAlendronate (By mouth)
Drug ClassesCalcium Regulator
Drug LabelFOSAMAX1 (alendronate sodium) is a bisphosphonate that acts as a specific inhibitor of osteoclast-mediated bone resorption. Bisphosphonates are synthetic analogs of pyrophosphate that bind to the hydroxyapatite found in bone.Alendronate sodium is che...
Active IngredientAlendronate sodium
Dosage FormTablet; Solution
RouteOral
Strengtheq 70mg base; eq 70mg base/75ml
Market StatusPrescription
CompanyMerck; Merck And

4.2 Drug Indication

Treatment of postmenopausal osteoporosis in patients at risk of vitamin-D insufficiency.

Adrovance reduces the risk of vertebral and hip fractures.


Treatment of postmenopausal osteoporosis in patients at risk of vitamin-D insufficiency.

Fosavance reduces the risk of vertebral and hip fractures.


5 Pharmacology and Biochemistry
5.1 MeSH Pharmacological Classification

Bone Density Conservation Agents

Agents that inhibit BONE RESORPTION and/or favor BONE MINERALIZATION and BONE REGENERATION. They are used to heal BONE FRACTURES and to treat METABOLIC BONE DISEASES such as OSTEOPOROSIS. (See all compounds classified as Bone Density Conservation Agents.)


5.2 FDA Pharmacological Classification
5.2.1 Pharmacological Classes
Diphosphonates [CS]; Bisphosphonate [EPC]
5.3 ATC Code

M05BB03


M05BB03