• Name

  Lenthionine

• EINECS
• CAS No. 292-46-6
• Article Data10
• CAS DataBase
• Density 1.549 g/cm³
• Solubility
• Melting Point 60-61°
• Formula C2H4 S5
• Boiling Point 351.5 °C at 760 mmHg
• Molecular Weight 188.384
• Flash Point 190.3 °C
• Transport Information
• Appearance
• Safety
• Risk Codes
• Molecular Structure
• Hazard Symbols
• Synonyms Lenthionin;Lenthionine; NSC 291119
• PSA 126.50000
• LogP 3.32600

Synthetic route

18994-69-9

bis-chloromethyl disulfide

292-46-6

1,2,3,5,6-pentathiepane

Conditions

Conditions	Yield
With disodium tetrasulfide; adogen 464 In water; benzene for 3h;	43%

291-22-5

1,2,4,5-tetrathiane

292-46-6

1,2,3,5,6-pentathiepane

Conditions

Conditions	Yield
With disodium tetrasulfide In N,N-dimethyl-formamide at 0℃;	30%

75-15-0

carbon disulfide

74-95-3

1,2-dibromomethane

292-46-6

1,2,3,5,6-pentathiepane

Conditions

Conditions	Yield
Stage #1: carbon disulfide With sodium sulfide; tetrabutylammomium bromide In water; toluene at 20℃; for 1h; Stage #2: With sulfur In water; toluene at 20℃; for 1h; Stage #3: 1,2-dibromomethane In water; toluene at 20℃; Reagent/catalyst; Solvent; Temperature; Time;	28%

75-11-6

diiodomethane

292-46-6

1,2,3,5,6-pentathiepane

Conditions

Conditions	Yield
With sodium disulfide In dichloromethane; water for 120h; Ambient temperature;	18%
With carbon disulfide; sodium disulfide In ethanol for 2.33333h; Inert atmosphere;	10.6 g

75-11-6

diiodomethane

7345-69-9

sodium tetrathiopercarbonate

292-46-6

1,2,3,5,6-pentathiepane

Conditions

Conditions	Yield
With diethyl ether 1.) ethanol, 2.) ethanol; Yield given. Multistep reaction;

534-18-9

sodium trithiocarbonate

74-95-3

1,2-dibromomethane

292-46-6

1,2,3,5,6-pentathiepane

Conditions

Conditions	Yield
Stage #1: sodium trithiocarbonate With sulfur at 20℃; for 1h; Stage #2: 1,2-dibromomethane at 0℃; for 20h;

7345-69-9

sodium tetrathiopercarbonate

74-95-3

1,2-dibromomethane

292-46-6

1,2,3,5,6-pentathiepane

Conditions

Conditions	Yield
In ethanol at 35℃; for 20h;

292-46-6

1,2,3,5,6-pentathiepane

114079-01-5

methanebis(sulphenyl chloride)

Conditions

Conditions	Yield
With chlorine In tetrachloromethane at 0℃; for 1h;
With chlorine In tetrachloromethane at 0℃;

Lenthionine Chemical Properties

Lenthionine Specification