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Sigma-Aldrich

Tetramethylthiourea

98%

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Linear Formula:
(CH3)2NCSN(CH3)2
CAS Number:
2782-91-4
Molecular Weight:
132.23
Beilstein:
1744916
EC Number:
220-488-0
MDL number:
MFCD00008324
PubChem Substance ID:
24847202
NACRES:
NA.22

Quality Level

100

Assay

98%

form

solid

bp

245 °C (lit.)

mp

75-77 °C (lit.)

storage temp.

2-8°C

SMILES string

CN(C)C(=S)N(C)C

InChI

1S/C5H12N2S/c1-6(2)5(8)7(3)4/h1-4H3

InChI key

MNOILHPDHOHILI-UHFFFAOYSA-N

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General description

Tetramethylthiourea molecule shows crystallographic two-fold symmetry with weak hydrogen bond packing, which connects the molecules to form layers.

Application

Tetramethylthiourea forms BF3 adduct with tetramethylselenourea.

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H302

Precautionary Statements

P301 + P312 + P330

Hazard Classifications

Acute Tox. 4 Oral

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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I Neumcke et al.
Endocrinology, 140(2), 641-645 (1999-02-02)
The most important stimulus for the enhanced synthesis of erythropoietin (Epo) is a lowered O2 tension in the tissue. However, the mechanism by which an impaired O2 supply is transduced into appropriate Epo production is still not fully understood. Recently
J Palassis
American Industrial Hygiene Association journal, 41(2), 91-97 (1980-02-01)
Tetramethyl and ethylene thiourea are collected from air using midget impingers containing 15 mL water. Ethylene thiourea may also be collected from air using PVC or cellulose ester membrane filters which are then extracted with water. Pentacyanoamineferrate reagent is added
Allan Godsk Larsen et al.
Journal of colloid and interface science, 279(1), 158-166 (2004-09-24)
The oxidation of tetramethylthiourea (TMTU) at gold electrodes in acetonitrile, leading to dissolution of the electrode, has been studied by electrochemical methods and by an electrochemical quartz crystal microbalance (EQCM). TMTU in acetonitrile readily adsorbs at gold electrodes and an
Urea-boron trihalide adducts. IV. Ionic-covalent equilibria in the tetramethylthiourea-BF3 and tetramethylselenourea-BF3 systems and the influence of B2F7-formation.
Hartman JS, et al.
Canadian Journal of Chemistry, 54(7), 1121-1129 (1976)
J Bouvet et al.
International journal of developmental neuroscience : the official journal of the International Society for Developmental Neuroscience, 5(4), 345-355 (1987-01-01)
A morphometric analysis of Purkinje cells in the developing cerebellar cortex of the chick was performed in normal animals and embryos made hypothyroid by one or two spaced injections of tetramethylthiourea. Profiles of 162 Purkinje cells, from Golgi-Cox treated sections
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