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

(S)-(-)-2-Methyl-2-Propanesulfinamide 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

Conditions	Yield
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

Conditions	Yield
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

Conditions	Yield
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

Conditions	Yield
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

Conditions	Yield
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

Conditions	Yield
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

Conditions	Yield
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

Conditions	Yield
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

Conditions	Yield
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

Conditions	Yield
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%

(S)-(-)-2-Methyl-2-Propanesulfinamide Chemical Properties

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

(S)-(-)-2-Methyl-2-Propanesulfinamide Safety Profile

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

(S)-(-)-2-Methyl-2-Propanesulfinamide 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.

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