(2S)-(+)-Glycidyl tosylate - ≥98% , CAS No.70987-78-9

CAS: 70987-78-9 Cat. No.: S101945 Molecular Weight: 228.26 Beilstein Registry Number: 3592143 EC Number: 627-364-9
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
(2S)-(+)-Glycidyl p-Toluenesulfonate | (S)-(+)-Oxirane-2-methanolp-toluenesulfonate | (S)-(+)-Oxirane-2-methanol p-toluenesulfonate | (S)-Glycidyl toluene-4-sulfonate | (S)-Glycidyltosylate | (S)-(+)-Glycidyl p-toluenesulfonate | (+)-Glycidyl tosylate | (
Storage
Store at -20°C,Argon charged
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
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1g
S101945-1g
1

$9.90

$14.90
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5g
S101945-5g
3

$19.90

$29.90
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10g
S101945-10g
2

$24.90

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25g
S101945-25g
3

$32.90

$49.90
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100g
S101945-100g
2

$105.90

$158.90
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Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at -20°C,Argon charged Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Used in the first enantioselective synthesis of (R)- and (S)-4-acetyl-3-(hydroxymethyl)-3,4-dihydro-2H-pyrido[3,2-b]oxazines.

Specifications

Synonyms
(2S)-(+)-Glycidyl p-Toluenesulfonate | (S)-(+)-Oxirane-2-methanolp-toluenesulfonate | (S)-(+)-Oxirane-2-methanol p-toluenesulfonate | (S)-Glycidyl toluene-4-sulfonate | (S)-Glycidyltosylate | (S)-(+)-Glycidyl p-toluenesulfonate | (+)-Glycidyl tosylate | (
Specifications & Purity
≥98%
Storage
Store at -20°C, Argon charged
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥98%
Names and Identifiers
Pubchem Sid504757379
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504757379
Canonical SmilesCC1=CC=C(C=C1)S(=O)(=O)OCC2CO2
IUPAC Name[(2S)-oxiran-2-yl]methyl 4-methylbenzenesulfonate
InChIKeyNOQXXYIGRPAZJC-VIFPVBQESA-N
INCHI1S/C10H12O4S/c1-8-2-4-10(5-3-8)15(11,12)14-7-9-6-13-9/h2-5,9H,6-7H2,1H3/t9-/m0/s1
Isomeric SMILES CC1=CC=C(C=C1)S(=O)(=O)OC[C@@H]2CO2
WGK Germany 3
RTECS RR0510050
UN Number 3077
Molecular Weight 228.26
Beilstein 3592143
Reaxy-Rn 204604
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=204604&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassBenzenoids
ClassBenzene and substituted derivatives
SubclassBenzenesulfonic acids and derivatives
Intermediate Tree Nodes Not available
Direct ParentBenzenesulfonate esters
Alternative Parents p-Methylbenzenesulfonates  Tosyl compounds  Benzenesulfonyl compounds  Arylsulfonic acids and derivatives  Organosulfonic acid esters  Sulfonyls  Oxacyclic compounds  Epoxides  Dialkyl ethers  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Benzenesulfonate ester - P-methylbenzenesulfonate - Tosyl compound - Arylsulfonic acid or derivatives - Benzenesulfonyl group - Toluene - Organosulfonic acid ester - Organic sulfonic acid or derivatives - Organosulfonic acid or derivatives - Sulfonyl - Dialkyl ether - Oxirane - Ether - Oxacycle - Organoheterocyclic compound - Organooxygen compound - Organosulfur compound - Organic oxide - Hydrocarbon derivative - Organic oxygen compound - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as benzenesulfonate esters. These are arenesulfonate esters that result from the formal condensation of the hydroxy group of an alcohol, enol, phenol or heteroarenol with benzenesulfonic acid.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
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Mechanisms of Action
Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

8 results found

Lot NumberCertificate TypeDateItem
G2219912Certificate of AnalysisMay 08, 2026 S101945
G2219913Certificate of AnalysisMay 08, 2026 S101945
G2220175Certificate of AnalysisMay 08, 2026 S101945
E1216015Certificate of AnalysisJan 08, 2025 S101945
A2416679Certificate of AnalysisNov 22, 2023 S101945
A2416680Certificate of AnalysisNov 22, 2023 S101945
A2416681Certificate of AnalysisNov 22, 2023 S101945
A2416682Certificate of AnalysisNov 22, 2023 S101945
Chemical and Physical Properties
SolubilityDioxane (Slightly), DMSO (Slightly), Methanol (Slightly)
SensitivityMoisture Sensitive
Specific Rotation[α]19 ° (C=2.5, CH3CN)
Flash Point(°F)235.4 °F
Flash Point(°C)> 110 °C
Melt Point(°C)46-49°C
Molecular Weight228.270 g/mol
XLogP31.100
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count4
Rotatable Bond Count4
Exact Mass228.046 Da
Monoisotopic Mass228.046 Da
Topological Polar Surface Area64.300 Ų
Heavy Atom Count15
Formal Charge0
Complexity298.000
Isotope Atom Count0
Defined Atom Stereocenter Count1
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
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