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2D Structure
Also known as: 59-51-8, Methionine, Racemethionine, Acimetion, Lobamine, Banthionine
Molecular Formula
C5H11NO2S
Molecular Weight
149.21  g/mol
InChI Key
FFEARJCKVFRZRR-UHFFFAOYSA-N
FDA UNII
73JWT2K6T3

A sulfur-containing essential L-amino acid that is important in many body functions.
1 2D Structure

2D Structure

2 Identification
2.1 Computed Descriptors
2.1.1 IUPAC Name
2-amino-4-methylsulfanylbutanoic acid
2.1.2 InChI
InChI=1S/C5H11NO2S/c1-9-3-2-4(6)5(7)8/h4H,2-3,6H2,1H3,(H,7,8)
2.1.3 InChI Key
FFEARJCKVFRZRR-UHFFFAOYSA-N
2.1.4 Canonical SMILES
CSCCC(C(=O)O)N
2.2 Other Identifiers
2.2.1 UNII
73JWT2K6T3
2.3 Synonyms
2.3.1 MeSH Synonyms

1. L-isomer Methionine

2. L-methionine

3. Liquimeth

4. Methionine

5. Methionine, L Isomer

6. Methionine, L-isomer

7. Pedameth

2.3.2 Depositor-Supplied Synonyms

1. 59-51-8

2. Methionine

3. Racemethionine

4. Acimetion

5. Lobamine

6. Banthionine

7. Cynaron

8. Meonine

9. Mertionin

10. Metione

11. Pedameth

12. Urimeth

13. Dyprin

14. Neston

15. H-dl-met-oh

16. (+-)-methionine

17. Dl-methioninum

18. Dl-2-amino-4-(methylthio)butanoic Acid

19. D,l-methionine

20. Methionine, Dl-

21. Fema No. 3301

22. 2-amino-4-methylsulfanylbutanoic Acid

23. Methionine Dl-form

24. 2-amino-4-(methylsulfanyl)butanoic Acid

25. 2-amino-4-(methylthio)butyric Acid

26. 2-amino-4-(methylthio)butanoic Acid

27. Methilonin

28. Racemethionine [usan]

29. Dl-2-amino-4-(methylthio)-butyric Acid

30. Alpha-amino-gamma-methylmercaptobutyric Acid

31. Nsc 9241

32. Mfcd00063096

33. Alpha-amino-gamma-(methylthio)butyric Acid

34. Nsc-9241

35. (+/-)-2-amino-4-(methylmercapto)butyric Acid

36. Dl-2-amino-4-(methylthio)butyric Acid

37. 73jwt2k6t3

38. Dl-methionine (racemethionine)

39. Chebi:16811

40. 2-amino-4-methylthiobutanoic Acid

41. Poly-l-methionine

42. Nsc22946

43. 26062-47-5

44. 2-amino-4-(methylmercapto)butyric Acid

45. Ncgc00159431-02

46. Dl-methionine (jan)

47. Racemethionine (usan)

48. .alpha.-amino-.gamma.-methylmercaptobutyric Acid

49. Dl-methionine [jan]

50. R-methionine

51. Methionine, Amorphous

52. Methionine Dl-

53. Ccris 3717

54. (+/-)-methionine

55. Einecs 200-432-1

56. Unii-73jwt2k6t3

57. Petameth

58. Amurex

59. Metion

60. Dl-methionin

61. Hmet

62. Ai3-18475

63. Mfcd00002622

64. Nsc-45689

65. Racemethionine [usan:usp:nf]

66. Dl-methionine;

67. Padameth (tn)

68. Alpha-amino-gamma-methylmercaptobutyric Acid (van)

69. Dl-met

70. Dl-2-amino-4-methylthiobutanoic Acid

71. ((c)i)-methionine

72. Racemethionine, Usan

73. 2-amino-4-methylsulfanyl-butanoic Acid

74. 7005-18-7

75. Dextro,laevo-methionine

76. Methionine,l-

77. 2-amino-4-(methylthio)-butyric Acid

78. (.+-.)-methionine

79. Dsstox_cid_821

80. (.+/-.)-methionine

81. Met248

82. Dl-methionine, >=99%

83. Schembl4225

84. Dl-methionine [fcc]

85. Dsstox_rid_75809

86. Wln: Qvyz2s1 -l

87. Dsstox_gsid_20821

88. D,l-methionine [fhfi]

89. Dl-methionine [mart.]

90. Chembl274119

91. Dl-methionine [who-dd]

92. Dl-methionine [who-ip]

93. H3csch2ch2ch(nh2)cooh

94. Racemethionine [usp-rs]

95. Dtxsid9020821

96. Methionine Dl-form [mi]

97. Bdbm86195

98. Fema 3301

99. Nsc9241

100. Dl-ch3sch2ch2ch(nh2)cooh

101. Dl-methionine, 99%, Fcc, Fg

102. Cas_6137

103. Dl-methionine [ep Impurity]

104. Hy-n0325

105. Nsc_6137

106. Nsc45689

107. Tox21_111663

108. Bbl009323

109. Cas_84815

110. Dl-methionine [ep Monograph]

111. Dl-methionine, >=99.0% (nt)

112. Nsc_84815

113. Nsc118113

114. Nsc522406

115. S9344

116. Stk802463

117. 2-amino-4-(methylthio) Butyric Acid

118. 2-amino-4-methylsulfanyl-butyric Acid

119. Akos000118924

120. Akos016050523

121. Dl-methioninum [who-ip Latin]

122. Ccg-266195

123. Db13972

124. Nsc-118113

125. Nsc-522406

126. Cas-59-51-8

127. Butyric Acid, 2-amino-4-(methylthio)-

128. Ncgc00159431-03

129. Ncgc00159431-04

130. Ds-16180

131. Sy004418

132. L(-)-amino-.gamma.-methylthiobutyric Acid

133. Db-029693

134. .gamma.-methylthio-.alpha.-aminobutyric Acid

135. Am20100433

136. Cs-0008889

137. Ft-0625489

138. Ft-0625547

139. Ft-0671134

140. Ft-0690213

141. Ft-0693483

142. Ft-0698675

143. Ft-0699633

144. Ft-0771524

145. M0463

146. C01733

147. D04983

148. D72471

149. Dl-methionine, Saj Special Grade, >=99.0%

150. Dl-methionine, Vetec(tm) Reagent Grade, 98%

151. L-.gamma.-methylthio-.alpha.-aminobutyric Acid

152. Z00115

153. Ab00373904-02

154. 063m096

155. Q180341

156. Sr-01000944495

157. J-300193

158. L-.alpha.-amino-.gamma.-methylmercaptobutyric Acid

159. Q-201029

160. Sr-01000944495-1

161. Z57127440

162. F0001-1544

163. C6115881-e914-4ea8-a21a-dcbf67783824

164. Dl-methionine, European Pharmacopoeia (ep) Reference Standard

165. Racemethionine, United States Pharmacopeia (usp) Reference Standard

166. 33807-07-7

167. Dl-methionine, Bioreagent, Suitable For Cell Culture, Suitable For Insect Cell Culture, >=99%

2.4 Create Date
2004-09-16
3 Chemical and Physical Properties
Molecular Weight 149.21 g/mol
Molecular Formula C5H11NO2S
XLogP3-1.9
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count4
Rotatable Bond Count4
Exact Mass149.05104977 g/mol
Monoisotopic Mass149.05104977 g/mol
Topological Polar Surface Area88.6 Ų
Heavy Atom Count9
Formal Charge0
Complexity97
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 ATC Code

V - Various

V03 - All other therapeutic products

V03A - All other therapeutic products

V03AB - Antidotes

V03AB26 - Methionine