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Y0000336

Thiamazole

European Pharmacopoeia (EP) Reference Standard

Synonym(s):

Methimazole, 1-Methyl-2-imidazolethiol, 2-Mercapto-1-methylimidazole

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About This Item

Empirical Formula (Hill Notation):
C4H6N2S
CAS Number:
60-56-0
Molecular Weight:
114.17
Beilstein:
108646
MDL number:
MFCD00179321
UNSPSC Code:
41116107
PubChem Substance ID:
329830910
NACRES:
NA.24

grade

pharmaceutical primary standard

API family

thiamazole

manufacturer/tradename

EDQM

mp

144-147 °C (lit.)

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-8°C

SMILES string

CN1C=CNC1=S

InChI

1S/C4H6N2S/c1-6-3-2-5-4(6)7/h2-3H,1H3,(H,5,7)

InChI key

PMRYVIKBURPHAH-UHFFFAOYSA-N

Gene Information

human ... TPO(7173)

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General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.For further information and support please go to the website of the issuing Pharmacopoeia.

Application

Thiamazole EP Reference standard, intended for use in laboratory tests only as specifically prescribed in the European Pharmacopoeia.

Packaging

The product is delivered as supplied by the issuing Pharmacopoeia. For the current unit quantity, please visit the EDQM reference substance catalogue.

Other Notes

Sales restrictions may apply.

Pictograms

Health hazardExclamation mark
GHS08,GHS07

Signal Word

Warning

Hazard Statements

H302,H317,H319,H361fd

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2 - Repr. 2 - Skin Sens. 1

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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Sigma-Aldrich

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1-Methylimidazole

Fernando Bolaños et al.
Revista de investigacion clinica; organo del Hospital de Enfermedades de la Nutricion, 54(4), 307-310 (2002-11-06)
Long-term thionamide treatment is considered one of the main resources for Graves' hyperthyroidism. Although a 54.2% remission rate in patients so treated in Mexico was previously reported, most articles have shown a wide variation over time. In the present article
K E Hill et al.
New Zealand veterinary journal, 62(4), 208-213 (2013-12-20)
To determine the pharmacokinetics of a novel lipophilic formulation of transdermal methimazole compared to oral carbimazole. Healthy cats received 5 mg carbimazole orally every 12 hours for 13 treatments (n=6), then received transdermal methimazole (n=5) at a dose of 5 mg, then
M Clementi et al.
American journal of medical genetics, 83(1), 43-46 (1999-03-17)
We report on a further case of congenital anomalies in a child exposed to methimazole during the first trimester of pregnancy (from first to seventh gestational week), and define a specific malformation pattern related to prenatal methimazole exposure and consisting
T Vogt et al.
The British journal of dermatology, 133(6), 994-996 (1995-12-01)
We report a child with scalp aplasia cutis congenita, whose mother was treated with methimazole during pregnancy. The relationship between antithyroid drug administration during pregnancy and the occurrence of scalp defects is discussed, and the pertinent literature is reviewed.
P Barbero et al.
American journal of medical genetics. Part A, 129A(1), 83-86 (2004-07-22)
We report three patients with bilateral choanal atresia in children prenatally exposed to methimazole (MMI) in order to define a MMI embryopathy clinical pattern. The combination of choanal atresia and other specific malformations strongly resembles previously reported patients exposed to
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