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(1R,2S,5R)-(-)-MENTHYL (S)-P-TOLUENESULFINATE

CAS No.
1517-82-4
Chemical Name:
(1R,2S,5R)-(-)-MENTHYL (S)-P-TOLUENESULFINATE
Synonyms
(S)-p-toL;(1R,2S,5R)-(-)-MenthyL;menthyl p-toluenesulfinate;(S)-(-)-MENTHYL P-TOLUENESULFINATE;Menthyl (S)-4-methylbenzenesulfinate;(?-(1R)-Menthyl (S)-p-toluenesulfinate;(-)-Menthyl (S)-4-methylbenzenesulfinate;(-)-(1R)-Menthyl (S)-toluene-4-sulfinate;(1R,2S,5R)-MENTHYL (S)-P-TOLUENESULFINATE;(1R,2S,5R)-(-)-MENTHYL (S)-P-TOLUENESULFITE
CBNumber:
CB6129035
Molecular Formula:
C17H26O2S
Molecular Weight:
294.45
MDL Number:
MFCD32173978
MOL File:
1517-82-4.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-28 02:01:08
Product description Number Pack Size Price
(1R,2S,5R)-(?)-Menthyl (S)-p-toluenesulfinate 98% 278750 10g $182
(1R,2S,5R)-(-)-Menthyl (S)-p-Toluenesulfinate >98.0%(HPLC) M1044 5g $83
(1R,2S,5R)-(-)-Menthyl (S)-p-Toluenesulfinate >98.0%(HPLC) M1044 25g $281
(1R,2S,5R)-(-)-Menthyl (S)-p-Toluenesulfinate TRC-M220400-5G 5g $135
(1R,2S,5R)-(-)-Menthyl (S)-p-Toluenesulfinate TRC-M220400-2.5G 2.5g $96
More product size

(1R,2S,5R)-(-)-MENTHYL (S)-P-TOLUENESULFINATE Properties

Melting point 99-104 °C
Boiling point 402.3±38.0 °C(Predicted)
Density 1.08
refractive index -199 ° (C=1.5, Acetone)
storage temp. -20°C
solubility Acetone (Slightly), Chloroform (Slightly)
form Solution
color Yellow to brown or gray
optical activity [α]20/D 195°, c = 2 in acetone
BRN 3207468
InChI 1S/C17H26O2S/c1-12(2)16-10-7-14(4)11-17(16)19-20(18)15-8-5-13(3)6-9-15/h5-6,8-9,12,14,16-17H,7,10-11H2,1-4H3/t14-,16+,17-,20+/m1/s1
InChIKey NQICGNSARVCSGJ-ASKNOMKYSA-N
SMILES C[C@@H]1CC[C@@H](C(C)C)[C@@H](C1)OS(=O)c2ccc(C)cc2
UNSPSC Code 12352000
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P261-P305+P351+P338
PPE Eyeshields, Gloves, type N95 (US)
Safety Statements  22-24/25
WGK Germany  3
HS Code  29309090
Storage Class 11 - Combustible Solids

(1R,2S,5R)-(-)-MENTHYL (S)-P-TOLUENESULFINATE price More Price(55)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 278750 (1R,2S,5R)-(?)-Menthyl (S)-p-toluenesulfinate 98% 1517-82-4 10g $182 2023-06-20 Buy
TCI Chemical M1044 (1R,2S,5R)-(-)-Menthyl (S)-p-Toluenesulfinate >98.0%(HPLC) 1517-82-4 5g $83 2026-04-30 Buy
TCI Chemical M1044 (1R,2S,5R)-(-)-Menthyl (S)-p-Toluenesulfinate >98.0%(HPLC) 1517-82-4 25g $281 2026-04-30 Buy
TRC TRC-M220400-5G (1R,2S,5R)-(-)-Menthyl (S)-p-Toluenesulfinate 1517-82-4 5g $135 2026-06-03 Buy
TRC TRC-M220400-2.5G (1R,2S,5R)-(-)-Menthyl (S)-p-Toluenesulfinate 1517-82-4 2.5g $96 2026-06-03 Buy
Product number Packaging Price Buy
278750 10g $182 Buy
M1044 5g $83 Buy
M1044 25g $281 Buy
TRC-M220400-5G 5g $135 Buy
TRC-M220400-2.5G 2.5g $96 Buy

(1R,2S,5R)-(-)-MENTHYL (S)-P-TOLUENESULFINATE Chemical Properties,Uses,Production

Chemical Properties

White crystalline powder

Uses

(1R,2S,5R)-(-)-Menthyl (S)-p-Toluenesulfinate is a reactant used in the synthesis of sulfoxide pincer complexes of Mg, Rh and Ir.

Uses

(1R,2S,5R)-(-)-Menthyl (S)-p-toluenesulfinate can react with:

  • metal ketimines to form enantiopure sulfinimines
  • p-(methylthio)benzaldehyde to form (S)-(-)-N-(4-methylthiobenzylidene)-p-toluenesulfinimine

General Description

(1R,2S,5R)-(-)-Menthyl (S)-p-toluenesulfinate is mainly used for the introduction of p-toluenesulfinyl group in asymmetric synthesis.

Synthesis

P-TOLUENESULFINIC ACID

536-57-2

L-Menthol

2216-51-5

(1R,2S,5R)-(-)-MENTHYL (S)-P-TOLUENESULFINATE

1517-82-4

The general procedure for the synthesis of (S)-((1R,2S,5R)-2-isopropyl-5-methylcyclohexyl 4-methylbenzenesulfinyl ester from p-toluenesulfinic acid and L-menthol was as follows: to a 250 mL flame-dried and N2 purged round-bottomed flask were added sequentially p-toluenesulfinic acid (0.525 g, 3.36 mmol), 4-bromobenzyl alcohol (0.598 g, 3.20 mmol) and DMAP (0.078 g, 0.64 mmol), which were then dissolved in anhydrous CH2Cl2 (14 mL). To this solution was added 1-ethyl-3-(3-dimethylaminopropyl)carbodiimide hydrochloride (0.644 g, 3.36 mmol) in a single addition and the reaction mixture was stirred at room temperature for 16 hours. After completion of the reaction, the reaction mixture was diluted with CH2Cl2 (30 mL) and washed sequentially with 1M HCl (30 mL) and brine (30 mL). The organic layer was separated, dried with MgSO4, filtered and the solvent was removed under reduced pressure. Finally, the crude product was purified by fast column chromatography.

References

[1] Synthesis (Germany), 2018, vol. 50, # 24, p. 4855 - 4866
[2] Chemical and Pharmaceutical Bulletin, 1982, vol. 30, # 5, p. 1646 - 1652
[3] Molecular Crystals and Liquid Crystals Science and Technology, Section A: Molecular Crystals and Liquid Crystals, 2001, vol. 356, p. 371 - 387
[4] Tetrahedron, 1999, vol. 55, # 8, p. 2311 - 2316

536-57-2
2216-51-5
1517-82-4
Synthesis of (1R,2S,5R)-(-)-MENTHYL (S)-P-TOLUENESULFINATE from P-TOLUENESULFINIC ACID and L-Menthol
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View Lastest Price from (1R,2S,5R)-(-)-MENTHYL (S)-P-TOLUENESULFINATE manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
(1R,2S,5R)-(-)-MENTHYL (S)-P-TOLUENESULFINATE pictures 2020-01-09 (1R,2S,5R)-(-)-MENTHYL (S)-P-TOLUENESULFINATE
1517-82-4
$2.00 1g 98%min Career Henan Chemical Co
(1R,2S,5R)-(-)-MENTHYL (S)-P-TOLUENESULFINATE pictures 2019-12-23 (1R,2S,5R)-(-)-MENTHYL (S)-P-TOLUENESULFINATE
(1R,2S,5R)-(-)-MENTHYL (S)-P-TOLUENESULFINATE
$1.00 100g 99% Career Henan Chemical Co
(S)-(-)-Menthyl p-toluenesulfinate, (-)-(1R)-Menthyl (S)-p-toluenesulfinate 4-Methylbenzenesulfinic acid (1R)-2α-isopropyl-5β-methylcyclohexane-1β-yl ester 4-Methylbenzenesulfinic acid (1R,3R,4S)-p-menthane-3-yl ester p-Toluenesulfinic acid (1R,1β)-2α-isopropyl-5β-methylcyclohexyl ester p-Toluenesulfinic acid (1R,2S,5R)-2-isopropyl-5-methylcyclohexyl ester p-Toluenesulfinic acid (1R,3R,4S)-menthyl ester p-Toluenesulfinic acid (1R,3R,4S)-p-menthane-3-yl ester (1R,2S,5R)-(-)-Menthyl (S)-p-toluenesulfinate,98% [S(S)]-4-Methylbenzenesulfinic acid (1R,2S,5R)-5-methyl-2-(1-methylethyl)cyclohexyl ester Menthyl (S)-4-methylbenzenesulfinate (S)-((1R,2S,5R)-2-isopropyl-5-Methylcyclohexyl) 4-Methylbenzenesulfinate (-)-Menthyl (S)-4-methylbenzenesulfinate (1S)-2-Isopropyl-5-methylcyclohexyl 4-methylbenzenesulfinate (1R,2S,5R)-(-)-MENTHYL (S)-P-TOLUENESULFITE (1R,2S,5R)-(-)-MENTHYL (S)-P-TOLUENESULFINATE (1R,2S,5R)-MENTHYL (S)-P-TOLUENESULFINATE (S)-(-)-MENTHYL P-TOLUENESULFINATE (S)-(-)-P-TOLUENESULFINIC ACID L-MENTHYL ESTER (?-(1R)-Menthyl (S)-p-toluenesulfinate menthyl p-toluenesulfinate 4-Methylbenzenesulfinic acid (1R,3R,4S)-p-menthane-3- (1R,2S,5R)-(-)-Menthyl(S)-p-Toluenesulfinate> (1R,2S,5R)-(-)-MenthyL (S)-p-toL Benzenesulfinic acid, 4-methyl-, (1R,2S,5R)-5-methyl-2-(1-methylethyl)cyclohexyl ester, [S(S)]- (-)-(1R)-Menthyl (S)-toluene-4-sulfinate (1R,2S,5R)-(?)-Menthyl (S)-p-toluenesulfinate 1517-82-4 Organic Building Blocks Sulfonates/Sulfinates Chiral Building Blocks Terpenes Monocyclic Monoterpenes Asymmetric Synthesis Chiral Building Blocks Organic Building Blocks Sulfonates/Sulfinates chiral Asymmetric Synthesis Biochemistry Monocyclic Monoterpenes Synthetic Organic Chemistry Terpenes