DSSTox_CID_367

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Also known as: 52-89-1, L-cysteine.hcl, L-cysteine hydrochloride anhydrous, L-cysteine, hydrochloride, L-cysteine hcl anhydrous, (r)-cysteine hydrochloride

Molecular Formula

C₃H₈ClNO₂S

Molecular Weight

157.62 g/mol

InChI Key

IFQSXNOEEPCSLW-DKWTVANSSA-N

FDA UNII

A9U1687S1S

A thiol-containing non-essential amino acid that is oxidized to form CYSTINE.

1 2D Structure

DSSTox_CID_367

2 Identification

2.1 Computed Descriptors

2.1.1 IUPAC Name

(2R)-2-amino-3-sulfanylpropanoic acid;hydrochloride

2.1.2 InChI

InChI=1S/C3H7NO2S.ClH/c4-2(1-7)3(5)6;/h2,7H,1,4H2,(H,5,6);1H/t2-;/m0./s1

2.1.3 InChI Key

IFQSXNOEEPCSLW-DKWTVANSSA-N

2.1.4 Canonical SMILES

C(C(C(=O)O)N)S.Cl

2.1.5 Isomeric SMILES

C([C@@H](C(=O)O)N)S.Cl

2.2 Other Identifiers

2.2.1 UNII

A9U1687S1S

2.3 Synonyms

2.3.1 MeSH Synonyms

1. Cysteine

2. Cysteine Hydrochloride

3. Half Cystine

4. Half-cystine

5. L Cysteine

6. L-cysteine

7. Zinc Cysteinate

2.3.2 Depositor-Supplied Synonyms

1. 52-89-1

2. L-cysteine.hcl

3. L-cysteine Hydrochloride Anhydrous

4. L-cysteine, Hydrochloride

5. L-cysteine Hcl Anhydrous

6. (r)-cysteine Hydrochloride

7. (r)-2-amino-3-mercaptopropanoic Acid Hydrochloride

8. L-cysteine Hcl

9. L-(+)-cysteine Hydrochloride

10. Cysteine Hydrochloride

11. Cysteine Monohydrochloride

12. L-cysteine, Hcl

13. L-cysteine Monohydrochloride

14. Cysteine Hcl

15. Cystein Chloride

16. Cysteine Hcl (anhydrous)

17. Cysteine Hydrochloride (anhydrous)

18. Cysteine, L-, Hydrochloride

19. Cysteine Hydrochloride Anhydrous

20. L-cysteine, Hydrochloride (1:1)

21. Cysteine Chlorhydrate

22. L-cysteine (hydrochloride)

23. H-cys-oh.hcl

24. Nsc 8746

25. A9u1687s1s

26. 3-mercaptoalanine Hydrochloride

27. Ek 2367

28. Cysteine (as Hydrochloride)

29. Ccris 3613

30. Cysteine, L-, Monohydrochloride

31. Nsc-755898

32. Einecs 200-157-7

33. Wr 348

34. Cysteine-hcl

35. Unii-a9u1687s1s

36. Ai3-18781

37. L-cysteine Hydrochloride, Anhydrous

38. Mfcd00064553

39. Cysteine-hydrochloride

40. L-cysteinium Chloride

41. H-cys-oh?cl

42. L-cysteine Chlorhydrate

43. Dsstox_cid_367

44. L-cysteine Hydro-chloride

45. L-cysteine Hydrochloride;

46. Ec 200-157-7

47. Dsstox_rid_75543

48. Dsstox_gsid_20367

49. Schembl18161

50. L-cysteinemethyl Hydrochloride

51. L-2-amino-3-mercaptopropanoic Acid Monohydrochloride

52. Chembl1200630

53. Dtxsid0020367

54. Chebi:91247

55. Hy-y0337a

56. Tox21_200699

57. S4815

58. Akos015849225

59. Ccg-266272

60. Cs-w018517

61. Cysteine Hydrochloride [who-dd]

62. Cas-52-89-1

63. Cysteine Hydrochloride, Anhydrous

64. (r)-(+)-cysteine Hydrochloride Hydrate

65. Ncgc00258253-01

66. (2r)-2-amino-3-mercapto-propionic Acid

67. Ac-12796

68. As-11682

69. L-cysteine Hydrochloride [usp-rs]

70. L-cysteine Hydrochloride, 98.0-102.0%

71. Cysteine Hydrochloride Anhydrous [ii]

72. Cysteine Hydrochloride Anhydrous [mi]

73. (r)2-amino-3-thiopropanoic Acid Hydrochloride

74. E72644

75. (r)-2-amino-3-mercaptopropanoicacidhydrochloride

76. 064c553

77. A829298

78. (1r)-1-carboxy-2-sulfanylethan-1-aminium Chloride

79. (2r)-2-amino-3-sulfanylpropanoic Acid;hydrochloride

80. J-019666

81. L-cysteine Hydrochloride, Anhydrous, >=98% (tlc)

82. W-105789

83. L-cysteine Hydrochloride, Anhydrous, >=99.0% (rt)

84. Q27163158

85. L-cysteine Hydrochloride, Fg, Product Of Wacker Chemie Ag

86. L-cysteine Hydrochloride, Vetec(tm) Reagent Grade, >=98%

87. (2r)-2-amino-3-sulfanyl-propanoic Acid Hydrochloride;h-cys-oh.hcl

88. L-cysteine Hydrochloride, Anhydrous, From Non-animal Source, Bioreagent, Suitable For Cell Culture, >=98.0%

2.4 Create Date

2005-07-19

3 Chemical and Physical Properties

Molecular Formula	C₃H₈ClNO₂S
Molecular Weight	157.62 g/mol
Hydrogen Bond Donor Count	4
Hydrogen Bond Acceptor Count	4
Rotatable Bond Count	2
Exact Mass	156.9964274 g/mol
Monoisotopic Mass	156.9964274 g/mol
Topological Polar Surface Area	64.3 Å²
Heavy Atom Count	8
Formal Charge	0
Complexity	75.3
Isotope Atom Count	0
Defined Atom Stereocenter Count	1
Undefined Atom Stereocenter Count	0
Defined Bond Stereocenter Count	0
Undefined Bond Stereocenter Count	0
Covalently Bonded Unit Count	2