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694096

Sigma-Aldrich

2-Butynyl p-toluenesulfonate

96%

Synonym(s):

2-Butynyl 4-methylbenzenesulfonate

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About This Item

Empirical Formula (Hill Notation):
C11H12O3S
CAS Number:
56563-37-2
Molecular Weight:
224.28
MDL number:
MFCD00078395
UNSPSC Code:
12352100
PubChem Substance ID:
329761647
NACRES:
NA.22

assay

96%

form

solid

mp

47-51 °C

SMILES string

CC#CCOS(=O)(=O)c1ccc(C)cc1

InChI

1S/C11H12O3S/c1-3-4-9-14-15(12,13)11-7-5-10(2)6-8-11/h5-8H,9H2,1-2H3

InChI key

HGZKJNHJABSJTC-UHFFFAOYSA-N

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

>230.0 °F

flash_point_c

> 110 °C

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
06004KJ
00708MH

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Mohammad S Rahnama'i et al.
BMC urology, 13, 8-8 (2013-02-08)
To investigate the effect of prostaglandin depletion by means of COX-inhibition on cholinergic enhanced spontaneous contractions. The urethra and bladder of 9 male guinea pigs (weight 270-300 g) were removed and placed in an organ bath with Krebs' solution. A
Yuji Odagaki et al.
Journal of pharmacological sciences, 125(2), 157-168 (2014-05-23)
The functional activation of Gi/o proteins coupled to muscarinic acetylcholine receptors (mAChRs) was investigated with the conventional guanosine-5'-O-(3-[(35)S]thio) triphosphate ([(35)S]GTPγS) binding assay in rat brain membranes. The most efficacious stimulation elicited by acetylcholine or carbachol (CCh) was obtained in striatal

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