CAS 23418-85-1: 3-Butynyl p-toluenesulfonate

Description: 3-Butynyl p-toluenesulfonate, with the CAS number 23418-85-1, is an organic compound characterized by its sulfonate ester functional group. It features a butynyl group, which is a terminal alkyne, indicating the presence of a triple bond between carbon atoms. The p-toluenesulfonate moiety contributes to its reactivity, making it a useful intermediate in organic synthesis, particularly in the formation of carbon-carbon bonds. This compound is typically a colorless to pale yellow liquid and is soluble in organic solvents, which enhances its utility in various chemical reactions. It is often employed in the synthesis of more complex molecules, including pharmaceuticals and agrochemicals. Safety considerations should be taken into account, as sulfonate esters can be reactive and may pose hazards if not handled properly. Overall, 3-butynyl p-toluenesulfonate is valued for its versatility in synthetic organic chemistry.

Formula: C₁₁H₁₂O₃S

InChI: InChI=1S/C11H12O3S/c1-3-4-9-14-15(12,13)11-7-5-10(2)6-8-11/h1,5-8H,4,9H2,2H3

InChI key: InChIKey=STOASOOVVADOKH-UHFFFAOYSA-N

SMILES: O=S(=O)(OCCC#C)C1=CC=C(C=C1)C

Synonyms:

• 3-Butyn-1-ol tosylate
• 3-Butyn-1-ol, 1-(4-methylbenzenesulfonate)
• 3-Butyn-1-ol, 4-methylbenzenesulfonate
• 3-Butyn-1-ol, p-toluenesulfonate
• 3-Butyn-1-yl 4-methylbenzenesulfonate
• 3-Butyn-1-yl p-toluenesulfonate
• 3-Butyn-1-yl p-tosylate
• 3-Butyn-1-yl tosylate
• 3-Butynyl 4-Methylbenzenesulfonate
• 3-Butynyl 4-toluenesulfonate
• 3-Butynyl p-toluenesulphonate
• 3-Butynyl tosylate
• 4-(Tosyloxy)-1-butyne
• 4-Methylbenzenesulfonic acid 3-butynyl ester
• 4-p-Tolylsulfonyloxy-1-butyne
• But-3-Yn-1-Yl 4-Methylbenzenesulfonate
• Homopropargyl tosylate
• NSC 116062
• Toluene-4-sulfonic acid but-3-ynyl ester

3-Butynyl p-Toluenesulfonate

CAS: 23418-85-1

• Formula: C₁₁H₁₂O₃S
• Purity: >97.0%(GC)
• Color and Shape: Light yellow to Brown clear liquid
• Molecular weight: 224.27

3-Butynyl p-toluenesulfonate, 96%

CAS: 23418-85-1

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. …

• Formula: C₁₁H₁₂O₃S
• Purity: 96%
• Color and Shape: Clear colorless to yellow to orange to dark brown to brown, Liquid or viscous liquid
• Molecular weight: 224.27

But-3-yn-1-yl 4-methylbenzenesulfonate

CAS: 23418-85-1

• Formula: C₁₁H₁₂O₃S
• Purity: 95%
• Color and Shape: Liquid
• Molecular weight: 224.2762

3-Butynyl p-toluenesulphonate

CAS: 23418-85-1

• Purity: 98.0%
• Color and Shape: Liquid
• Molecular weight: 224.27000427246094

Propargyl-Tos

CAS: 23418-85-1

Propargyl-Tos is a cleavable linker vital in ADC synthesis.

• Formula: C₁₁H₁₂O₃S
• Color and Shape: Liquid
• Molecular weight: 224.28

3-Butynyl p-toluenesulfonate, 96%

CAS: 23418-85-1

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. …

• Formula: C₁₁H₁₂O₃S
• Purity: 96%
• Color and Shape: Liquid, Clear colorless to brown
• Molecular weight: 224.27

3-(1-Butynyl)-4-toluenesulphonate

CAS: 23418-85-1

• Formula: C₁₁H₁₂O₃S
• Purity: 98%
• Color and Shape: clear. colourless liquid
• Molecular weight: 224.28g/mol

3-Butynyl tosylate

CAS: 23418-85-1

3-Butynyl tosylate is a thiamine pyrophosphate analog that has been shown to have neuroprotective effects …

• Formula: C₁₁H₁₂O₃S
• Purity: Min. 95%
• Molecular weight: 224.28 g/mol