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Merck

A5751

Acetylthiocholine iodide

≥98% (TLC), powder or crystals

Synonym(s):

(2-Mercaptoethyl)trimethylammonium iodide acetate

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About This Item

Linear Formula:
CH3COSCH2CH2N(CH3)3I
CAS Number:
1866-15-5
Molecular Weight:
289.18
UNSPSC Code:
12352204
NACRES:
NA.83
PubChem Substance ID:
24891015
EC Number:
217-474-1
Beilstein/REAXYS Number:
3916578
MDL number:
MFCD00011819

Key Documents

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InChI key

NTBLZMAMTZXLBP-UHFFFAOYSA-M

InChI

1S/C7H16NOS.HI/c1-7(9)10-6-5-8(2,3)4;/h5-6H2,1-4H3;1H/q+1;/p-1

SMILES string

[I-].CC(=O)SCC[N+](C)(C)C

assay

≥98% (TLC)

form

powder or crystals

color

white

mp

205-210 °C (lit.)

solubility

H2O: 100 mg/mL

storage temp.

2-8°C

Quality Level

100

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Application

Acetylthiocholine iodide has been used as a substrate in the preparation of acetylcholine esterase (AChE) assay working solution for AChE activity assay. It has also been used as a component in phosphate buffer (PB) for cholinesterase assay.
Substrate for the colorimetric determination of acetylcholinesterase activity.

General description

Acetylcholinesterase substrate and nicotinic acetylcholine receptor agonist.

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

pictograms

Skull and crossbones
GHS06

signalword

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 3 Oral

Storage Class

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

Substances Subject to be Indicated Names

ishl_indicated

Substances Subject to be Notified Names

ishl_notified

A5751-VAR: + A5751-1G:4548173990200 + A5751-5G:4548173990231 + A5751-BULK: + A5751-25G:4548173990224 + A5751-250MG:4548173990217

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Certificates of Analysis (COA)

Lot/Batch Number
BCCG8184
WXBD1219V
BCCG0244
BCCF5308
BCCD1674

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