Bis-Tos-(2-hydroxyethyl disulfide) - ≥98% , CAS No.69981-39-1

CAS: 69981-39-1 Cat. No.: B595548 Molecular Weight: 462.6 PubChem CID: 12452547
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
500mg
B595548-500mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$1,596.90
1g
B595548-1g
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$2,730.90
2g
B595548-2g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$4,095.90
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Why this grade

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

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Storage & shipping

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

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Quality documents

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

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Literature proof

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

Overview

Bis-Tos-(2-hydroxyethyl disulfide) contains a cleavable disulfide bond and two tosyl moieties. Tosyl is an acid labile, alcohol protecting group and is also a good leaving group. The disulfide bond can be cleaved via reduction reactions.

Specifications

Specifications & Purity
≥98%
Storage
Store at -20°C
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
Canonical SmilesCC1=CC=C(C=C1)S(=O)(=O)OCCSSCCOS(=O)(=O)C2=CC=C(C=C2)C
IUPAC Name2-[2-(4-methylphenyl)sulfonyloxyethyldisulfanyl]ethyl 4-methylbenzenesulfonate
InChIKeyBBGVCMPJFAYXLJ-UHFFFAOYSA-N
INCHI1S/C18H22O6S4/c1-15-3-7-17(8-4-15)27(19,20)23-11-13-25-26-14-12-24-28(21,22)18-9-5-16(2)6-10-18/h3-10H,11-14H2,1-2H3
Isomeric SMILES CC1=CC=C(C=C1)S(=O)(=O)OCCSSCCOS(=O)(=O)C2=CC=C(C=C2)C
PubChem CID 12452547
Molecular Weight 462.6

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.

Look up COA →

📊 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  Dialkyldisulfides  Sulfenyl compounds  Organooxygen compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic 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 - Organic disulfide - Dialkyldisulfide - Sulfenyl compound - Hydrocarbon derivative - Organic oxide - Organosulfur compound - Organooxygen compound - Organic oxygen compound - Aromatic homomonocyclic 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





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:
Chemical and Physical Properties
Molecular Weight462.600 g/mol
XLogP33.600
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count8
Rotatable Bond Count11
Exact Mass462.03 Da
Monoisotopic Mass462.03 Da
Topological Polar Surface Area154.000 Ų
Heavy Atom Count28
Formal Charge0
Complexity579.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
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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