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ChemicalBook >> CAS DataBase List >> 2-Butynyl 4-methylbenzenesulfonate

2-Butynyl 4-methylbenzenesulfonate

2-Butynyl 4-methylbenzenesulfonate price.
  • $42 - $1564
  • Product name: 2-Butynyl 4-methylbenzenesulfonate
  • CAS: 56563-37-2
  • MF: C11H12O3S
  • MW: 224.28
  • EINECS:
  • MDL Number:MFCD00078395
  • Synonyms:TIMTEC-BB SBB008911;2-BUTYNYL 4-TOLUENESULFONATE;2-BUTYNYL-PARA-TOLUENESULFONATE;2-BUTYNYL P-TOLUENESULPHONATE;1-(p-Tosyloxy)-2-butyne;But-2-yn-1-yl 4-Methylbenzenesulfonate;-Butynyl 4-methylbenzenesulfonate;2-BUTYNYL-para-TOLUENESULFONATE 98%
Price12 Properties Safety Information Description
12 prices
Selected condition：
Brand
  • aablocks
  • Activate Scientific
  • AHH
  • AK Scientific
  • Crysdot
  • GFS CHEMICALS
  • TCI Chemical
Package
  • 100mg
  • 250mg
  • 1g
  • 5g
  • 10G
  • 25g
  • 250g
  • Manufactureraablocks
  • Product numberAA003OI9
  • Product description2-Butynyl 4-toluenesulfonate ≥95%
  • Packaging100mg
  • Price$42
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003OI9
  • Product description2-Butynyl 4-toluenesulfonate ≥95%
  • Packaging250mg
  • Price$81
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003OI9
  • Product description2-Butynyl 4-toluenesulfonate >98.0%(GC)
  • Packaging1g
  • Price$117
  • Updated2026-05-28
  • Buy
  • ManufacturerActivate Scientific
  • Product numberAS211286
  • Product description2-Butynyl 4-toluenesulfonate 98%
  • Packaging250mg
  • Price$157
  • Updated2026-06-04
  • Buy
  • ManufacturerActivate Scientific
  • Product numberAS211286
  • Product description2-Butynyl 4-toluenesulfonate 98%
  • Packaging1g
  • Price$436
  • Updated2026-06-04
  • Buy
  • ManufacturerActivate Scientific
  • Product numberAS211286
  • Product description2-Butynyl 4-toluenesulfonate 98%
  • Packaging5g
  • Price$1564
  • Updated2026-06-04
  • Buy
  • ManufacturerAHH
  • Product numberMT-04283
  • Product description2-Butynyl 4-toluenesulfonate 97%
  • Packaging250g
  • Price$535
  • Updated2026-05-26
  • Buy
  • ManufacturerAK Scientific
  • Product number3468BB
  • Product description2-Butynyl p-Toluenesulfonate
  • Packaging1g
  • Price$252
  • Updated2021-12-16
  • Buy
  • ManufacturerCrysdot
  • Product numberCD12060525
  • Product descriptionBut-2-yn-1-yl 4-methylbenzenesulfonate 95+%
  • Packaging25g
  • Price$356
  • Updated2026-05-27
  • Buy
  • ManufacturerGFS CHEMICALS
  • Product number80361
  • Product description2-Butynyl-P-Toluenesulfonate, 98%
  • Packaging10G
  • Price$127.53
  • Updated2026-06-03
  • Buy
  • ManufacturerTCI Chemical
  • Product numberB4995
  • Product description2-Butynyl p-Toluenesulfonate
  • Packaging1G
  • Price$146
  • Updated2026-04-30
  • Buy
  • ManufacturerTCI Chemical
  • Product numberB4995
  • Product description2-Butynyl p-Toluenesulfonate
  • Packaging5G
  • Price$497
  • Updated2026-04-30
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA003OI9 2-Butynyl 4-toluenesulfonate ≥95% 100mg $42 2026-05-28 Buy
aablocks AA003OI9 2-Butynyl 4-toluenesulfonate ≥95% 250mg $81 2026-05-28 Buy
aablocks AA003OI9 2-Butynyl 4-toluenesulfonate >98.0%(GC) 1g $117 2026-05-28 Buy
Activate Scientific AS211286 2-Butynyl 4-toluenesulfonate 98% 250mg $157 2026-06-04 Buy
Activate Scientific AS211286 2-Butynyl 4-toluenesulfonate 98% 1g $436 2026-06-04 Buy
Activate Scientific AS211286 2-Butynyl 4-toluenesulfonate 98% 5g $1564 2026-06-04 Buy
AHH MT-04283 2-Butynyl 4-toluenesulfonate 97% 250g $535 2026-05-26 Buy
AK Scientific 3468BB 2-Butynyl p-Toluenesulfonate 1g $252 2021-12-16 Buy
Crysdot CD12060525 But-2-yn-1-yl 4-methylbenzenesulfonate 95+% 25g $356 2026-05-27 Buy
GFS CHEMICALS 80361 2-Butynyl-P-Toluenesulfonate, 98% 10G $127.53 2026-06-03 Buy
TCI Chemical B4995 2-Butynyl p-Toluenesulfonate 1G $146 2026-04-30 Buy
TCI Chemical B4995 2-Butynyl p-Toluenesulfonate 5G $497 2026-04-30 Buy

Properties

Melting point :47 °C
Boiling point :355.2±25.0 °C(Predicted)
Density :1,012 g/cm3
Flash point :>110℃
storage temp. :Refrigerator (+4°C)
solubility :soluble in Methanol
form :powder to crystal
color :White to Orange to Green
Specific Gravity :1.012
Water Solubility :Insoluble
BRN :3300477
InChI :1S/C11H12O3S/c1-3-4-9-14-15(12,13)11-7-5-10(2)6-8-11/h5-8H,9H2,1-2H3
InChIKey :HGZKJNHJABSJTC-UHFFFAOYSA-N
SMILES :CC#CCOS(=O)(=O)c1ccc(C)cc1
CAS DataBase Reference :56563-37-2(CAS DataBase Reference)

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

More related product prices

Ethyl p-toluenesulfonate Sodium p-toluenesulfonate p-Toluenesulfonic acid Sodium xylenesulfonate PROPARGYL BENZENESULFONATE 56563-37-2

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Suppliers and manufacturers

J & K SCIENTIFIC LTD. Meryer (Shanghai) Chemical Technology Co., Ltd. Alfa Aesar Energy Chemical Shanghai Hanhong Scientific Co.,Ltd. Thermo Fisher Scientific TOKYO CHEMICAL INDUSTRY CO., LTD. TCI Europe TCI AMERICA Suzhou Maikaier Biological Medicine Technology Co Ltd.