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343338-28-3

Basic Information
CAS No.: 343338-28-3
Name: (S)-(-)-2-Methyl-2-Propanesulfinamide
Article Data: 10
Molecular Structure:
Molecular Structure of 343338-28-3 ((S)-(-)-2-Methyl-2-Propanesulfinamide)
Formula: C3H11CNOS
Molecular Weight: 121.203
Synonyms: 2-Propanesulfinamide,2-methyl-, [S(S)]-;(S)-(-)-tert-Butyl sulfinamide;(S)-2-Methyl-2-propanesulfinamide;(S)-tert-Butanesulfinamide;(S)-tert-Butylsulfinamide;
EINECS: 640-158-3
Density: 1.124 g/cm3
Melting Point: 97-101 °C(lit.)
Boiling Point: 220 °C at 760 mmHg
Flash Point: 86.8 °C
Appearance: white to light yellow crystal powder
Hazard Symbols: IrritantXi
Risk Codes: 11-19-36/37-40
Safety: 16-26-36/37-24/25
PSA: 62.30000
LogP: 1.97330
Synthetic route
861821-86-5

2-Methyl-propane-2-sulfinic acid (1R,2S)-1-(2,4,6-trimethyl-benzenesulfonylamino)-indan-2-yl ester

343338-28-3

(S)-2-methylpropane-2-sulfinamide

Conditions
ConditionsYield
With lithium amide; ammonia In tetrahydrofuran at -78℃;90%
594836-47-2

2-Methyl-propane-2-sulfinic acid (1R,2S)-1-phenyl-2-(toluene-4-sulfonylamino)-propyl ester

A

108591-33-9

N-((1R,2S)-1-hydroxy-1-phenylpropan-2-yl)-4-methylbenzene sulfonamide

B

343338-28-3

(S)-2-methylpropane-2-sulfinamide

Conditions
ConditionsYield
With ammonia; lithium; ferric nitrate In tetrahydrofuran at -78 - -45℃;A n/a
B 90%

(SS)-((1R,2S)-N-methylephedrine) tert-butanesulfinate

343338-28-3

(S)-2-methylpropane-2-sulfinamide

Conditions
ConditionsYield
With Iron(III) nitrate nonahydrate; lithium amide; ammonia In tetrahydrofuran at -78 - -45℃; for 1.33333h; optical yield given as %ee;84%

(S)-tert-butylsulfinyl hydrazide

343338-28-3

(S)-2-methylpropane-2-sulfinamide

Conditions
ConditionsYield
With acetic acid; zinc In dichloromethane at 35 - 42℃; for 16h; Green chemistry;76%
With acetic acid; zinc In dichloromethane at 35 - 42℃; for 16h;76%
With acetic acid; zinc In dichloromethane at 35 - 42℃; for 16h;76%
60011-16-7

(SS)-(+)-tert-butyl tert-butanethiosulfinate

343338-28-3

(S)-2-methylpropane-2-sulfinamide

Conditions
ConditionsYield
With ammonia; n-hexyllithium at -60 - 0℃; for 1h;75%
110-06-5

di-tert-butyl disulfide

343338-28-3

(S)-2-methylpropane-2-sulfinamide

Conditions
ConditionsYield
Stage #1: di-tert-butyl disulfide With bis(acetylacetonate)oxovanadium; (1R,2S)-1-[(3,5-di-tert-butyl-2-hydroxybenzylidene)amino]-2-indanol; dihydrogen peroxide In acetone at 0℃;
Stage #2: With ammonia; lithium; ferric nitrate In tetrahydrofuran at -78℃;
60%
446021-65-4

2-Methyl-propane-2-sulfinic acid (1R,2S)-1-(2,4,6-trimethyl-benzenesulfonylamino)-indan-2-yl ester

343338-28-3

(S)-2-methylpropane-2-sulfinamide

Conditions
ConditionsYield
With lithium amide; ammonia In tetrahydrofuran at -78℃;

phenyl 2-methylpropane-2-sulfinate

A

196929-78-9

(R)-2-methylpropane-2-sulfinamide

B

343338-28-3

(S)-2-methylpropane-2-sulfinamide

C

108-95-2

phenol

Conditions
ConditionsYield
With lithium hexamethyldisilazane In tetrahydrofuran at 0 - 20℃; for 1.5h; Inert atmosphere;A n/a
B n/a
C n/a

4-chloro-2-((S)-1-((4-methylphenyl)sulfonamido)ethyl)phenyl (S)-2-methylpropane-2-sulfinate

343338-28-3

(S)-2-methylpropane-2-sulfinamide

Conditions
ConditionsYield
With lithium hexamethyldisilazane In tetrahydrofuran at -10 - -5℃; Large scale; Green chemistry;
123-72-8

butyraldehyde

343338-28-3

(S)-2-methylpropane-2-sulfinamide

849404-66-6

[N(E),S(S)]-2-methyl-N-(butylidene)-2-propanesulfinamide

Conditions
ConditionsYield
With titanium(IV) tetraethanolate In dichloromethane for 3h;100%
With copper(II) sulfate In dichloromethane for 20h;92%
With pyridinium p-toluenesulfonate; magnesium sulfate In dichloromethane at 20℃; for 20h;85%
Raw Materials
110-06-5
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Chemistry

Molecule structure of (S)-(-)-2-Methyl-2-propanesulfinamide (CAS NO.343338-28-3):

Molecular Formula: C3H11CNOS
Molecular Weight: 121.20 g/mol
Index of Refraction: 1.523 
Density: 1.124 g/cm3 
Melting Point: 97-101 °C(lit.)
Boiling Point: 220 °C at 760 mmHg 
Flash Point: 86.8 °C
Molar Refractivity: 32.94 cm3
Molar Volume: 107.7 cm3
Surface Tension: 49.8 dyne/cm 
Enthalpy of Vaporization: 45.64 kJ/mol
Vapour Pressure: 0.116 mmHg at 25 °C 
InChI: InChI=1/C4H11NOS/c1-4(2,3)7(5)6/h5H2,1-3H3 
InChIKey: CESUXLKAADQNTB-UHFFFAOYAH
Product Categories: blocks; BuildingBlocks; Sulfonamides; chiral; CHIRAL COMPOUNDS; Asymmetric Synthesis; Sulfur Compounds (for Synthesis); Synthetic Organic Chemistry; CHIRAL CHEMICALS; Sulfur Compounds; Asymmetric Synthesis; Chiral Auxiliaries; Sulfur-Based

Safety Profile

Hazard Codes: IrritantXi
WGK Germany: 3
Hazard Note: Irritant/Keep Cold

Specification

 (S)-(-)-2-Methyl-2-propanesulfinamide (CAS NO.343338-28-3) is also named as 2-Propanesulfinamide,2-methyl-, [S(S)]- ; (S)-(-)-tert-Butyl sulfinamide ; (S)-2-Methyl-2-propanesulfinamide ; (S)-tert-Butanesulfinamide ; (S)-tert-Butylsulfinamide . (S)-(-)-2-Methyl-2-propanesulfinamide (CAS NO.343338-28-3) is white to light yellow crystal powder.