ChemicalBook > CAS DataBase List > 2-Mercapto-5-methyl-1,3,4-thiadiazole

2-Mercapto-5-methyl-1,3,4-thiadiazole

Product Name
2-Mercapto-5-methyl-1,3,4-thiadiazole
CAS No.
29490-19-5
Chemical Name
2-Mercapto-5-methyl-1,3,4-thiadiazole
Synonyms
5-METHYL-1,3,4-THIADIAZOLE-2-THIOL;MMTD;5-METHYL-1,3,4-THIADIAZOLE-2(3H)-THIONE;1,3,4-Thiadiazol;2-METHYL-5-MERCAPTO-1,3,4-THIADIAZOLE;2,3-Dihydro-5-methyl-1,3,4-thiadiazole-2-thione;AKOS TOT-0663;-1,3,4-thiadiazoL;[1,3,4]Thiadiazole;TIMTEC-BB SBB004217
CBNumber
CB1364363
Molecular Formula
C3H4N2S2
Formula Weight
132.21
MOL File
29490-19-5.mol
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2-Mercapto-5-methyl-1,3,4-thiadiazole Property

Melting point:
185-188 °C
Boiling point:
182.9±23.0 °C(Predicted)
Density 
1.373 (estimate)
refractive index 
1.5500 (estimate)
storage temp. 
Sealed in dry,Room Temperature
solubility 
chloroform: soluble10mg/mL, clear to very slightly hazy, colorless
form 
solid
pka
6.49±0.40(Predicted)
color 
White to Off-White
Water Solubility 
2 g/100 mL
BRN 
606663
CAS DataBase Reference
29490-19-5(CAS DataBase Reference)
NIST Chemistry Reference
1,3,4-Thiadiazole-2(3H)-thione, 5-methyl-(29490-19-5)
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Safety

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
37/39-26
WGK Germany 
3
Hazard Note 
Irritant
HS Code 
29349990
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
188573
Product name
5-Methyl-1,3,4-thiadiazole-2-thiol
Purity
99%
Packaging
25g
Price
$29
Updated
2024/03/01
TCI Chemical
Product number
M0976
Product name
5-Methyl-1,3,4-thiadiazole-2-thiol
Purity
>98.0%(T)
Packaging
25g
Price
$31
Updated
2024/03/01
Alfa Aesar
Product number
B21355
Product name
2-Mercapto-5-methyl-1,3,4-thiadiazole, 99%
Packaging
50g
Price
$58.6
Updated
2021/12/16
Alfa Aesar
Product number
B21355
Product name
2-Mercapto-5-methyl-1,3,4-thiadiazole, 99%
Packaging
250g
Price
$215
Updated
2021/12/16
TRC
Product number
M330305
Product name
5-Methyl-1,3,4-thiadiazol-2-thiol
Packaging
100g
Price
$480
Updated
2021/12/16
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2-Mercapto-5-methyl-1,3,4-thiadiazole Chemical Properties,Usage,Production

Chemical Properties

white crystal powder

Uses

thiadiazole pharmaceutical intermediate

Uses

5-Methyl-1,3,4-thiadiazol-2-thiol (Cefazolin EP Impurity E), is a new potent nitrification inhibitors. It is also an intermediate in the synthesis of Thiazolylacetylglycine Oxime (T344230).

General Description

5-Methyl-1,3,4-thiadiazole-2-thiol is a pharmaceutical intermediate. UV and UV/H2O2 induced degradation of 5-methyl-1,3,4-thiadiazole-2-thiol has been investigated.

2-Mercapto-5-methyl-1,3,4-thiadiazole Preparation Products And Raw materials

Raw materials

Hydrazinium hydroxide solution Hydrazine hydrate Acethydrazide Carbon disulfide weak Ethyl acetate Potassium formate

Preparation Products

5-Amino-1,3,4-thiadiazole-2-thiol Cefozopran Cefazolin Thidiazuron Methidathion TIADINIL Cefazolin sodium salt 5-Amino-1,2,3-thiadiazole BISMERTHIAZOL
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View Lastest Price from 2-Mercapto-5-methyl-1,3,4-thiadiazole manufacturers

Hebei Zhuanglai Chemical Trading Co Ltd
Product
2-Mercapto-5-methyl-1,3,4-thiadiazole 29490-19-5
Price
US $10.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
20 ton
Release date
2024-11-27
HEBEI SHENGSUAN CHEMICAL INDUSTRY CO.,LTD
Product
2-Mercapto-5-methyl-1,3,4-thiadiazole 29490-19-5
Price
US $999.00-800.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
5000
Release date
2024-08-21
hebei hongtan Biotechnology Co., Ltd
Product
2-Mercapto-5-methyl-1,3,4-thiadiazole 29490-19-5
Price
US $30.00/kg
Min. Order
1kg
Purity
98%
Supply Ability
2000kg
Release date
2024-05-17

29490-19-5, 2-Mercapto-5-methyl-1,3,4-thiadiazoleRelated Search:

Methanol Methylparaben 2-Mercapto-1,3,4-thiadiazol Acetonitrile 2,1,3-Benzothiadiazole 3-Mercaptopropionic acid Calcium thioglycolate Paraquat dichloride Methyl acrylate Basic Violet 1 Mercaptoacetic acid 2-Ethylhexyl mercaptoacetate POTASSIUM THIOGLYCOLATE Kresoxim-methyl Methyl acetate Cefazolin IMpurity C Cefazolin SodiuM iMpurity G 7-Amino-3-[(5-methyl-1,3,4-thiadiazol-2-ylthio)methyl]-3-cephem-4-carboxylic Acid

  • 2,3-Dihydro-5-methyl-1,3,4-thiadiazole-2-thione
  • 2-Methyl-1,3,4-thiadiazole-5(4H)-thione
  • MMTD 2-Methyl-5-mercapto-1,3,4-thiadiazole
  • 2-Mercapto-5-Methyl-1
  • MMTD)2-Mercapto-5-Methyl-1
  • Cefazolin IMpurity E
  • 2-Mercapto-5-methyl-1,3,4-thiadiazole, 5-Methyl-1,3,4-thiadiazole-2-thiol
  • 2-Methyl-5-thio-1,3,4-thiadiazole
  • 2-Mercapto-5-Methyl-1,3,4-thiadiazole, Side Chain of Cefazolin
  • 1,3,4-thiadiazole-2(3h)-thione 2-MERCAPTO-5-METHYL-1,3,4-THIADIAZOLE 2-MERCAPTO-5-METHYL THIADIAZOLE 2-METHYL-5-MERCAPTO-1,3,4-THIADIAZOLE 5-METHYL-1,3,4-THIADIAZOL-2-YL HYDROSULFIDE 5-METHYL-1,3,4-THIADIAZOLE-2(3H)-THIONE 5-METHYL-1,3,4-THIADIAZOLE-2-THIOL AKOS TOT-0663 MERCAPTO(2-)5-METHYL-1,3,4-THIADIAZOLE MMTD TIMTEC-BB SBB004217 [1,3,4]Thiadiazole 1,3,4-Thiadiazol 1,3,4-thiadiazole 2-Mercapto-5-Methyl-1,3,4-thiadiazde 2-Methyl-1,3,4-thiadiazole-5-thiol 2-Methyl-1,3,4-thiadiazoline-5-thione d2-1,3,4-Thiadiazoline-5-thione, 2-Methyl- MethylMercaptothia
  • 2--5--1,3,4-twotriazolethiopheneMethylsulfhydryl
  • 5-Methyl-1,3,4-thiadiazol-2-thiol
  • Cefazolin Sodium Impurity E:5-Methyl-1,3,4-thiadiazol-2-thiol
  • Cefazolin EP Impurity E
  • Cefazolin EP Impurity E(Cefazolin Impurity USP F,MMTD，Cefazolin 3-Lateral Chain Impurity)
  • 5-Methyl-1,3,4-thiadiazole-2-thiol 99%
  • 2-MERCAPTO-5-METHYL,1,3,4,THIDIAZOLE
  • 2-MERCAPTO-5-METHYL-1,3,4-THIADIAZOLE
  • 2-MERCAPTO-5-METHYL THIADIAZOLE
  • 2-METHYL-5-MERCAPTO-1,3,4-THIADIAZOLE
  • 1,3,4-thiadiazole-2(3h)-thione
  • AKOS TOT-0663
  • 5-METHYL-1,3,4-THIADIAZOLE-2(3H)-THIONE
  • 5-METHYL-1,3,4-THIADIAZOLE-2-THIOL
  • 5-METHYL-1,3,4-THIADIAZOL-2-YL HYDROSULFIDE
  • MERCAPTO(2-)5-METHYL-1,3,4-THIADIAZOLE
  • TIMTEC-BB SBB004217
  • MMTD
  • [1,3,4]Thiadiazole
  • 1,3,4-Thiadiazol
  • 2-Mercapto-5-methyl-1,3,4
  • 2-Mercapto-5-methyl-1,3,4-thia
  • 2-MERCAPTO-5-METHYL-1,3,4-THIADIAZOLE/MMTD
  • 1,3,4-Thiadiazole-2(3H)-thione,5-methyl-(8CI,9CI)
  • 2-METHYL-5-MERCAPTO-1,2,4-THIADIAZOLE
  • 5-Mercapto-1,3,4-thiadiazole-2-thiol
  • 5-Methyl-3H-1,3,4-thiadiazole-2-thione
  • 2-Mercapto-5-methyl-1,3,4-thiadiazole ,99%
  • Cefazolin Impurity 5(Cefazolin EP Impurity E)
  • 1,3,4-Thiadiazole-2(3H)-thione, 5-methyl-
  • 2-METHYL-5-MERCAPTO THIADIAZOLE(MMTD)
  • 2-mercapto-5-methyl-1,3,4-thiadiazol
  • 2-Mercapto-5-methyl-1,3,4-thiadiazde
  • 2-Methyl-1,3,4-thiadiazole-5-thiol
  • 2-Methyl-1,3,4-thiadiazoline-5-thione
  • d2-1,3,4-Thiadiazoline-5-thione, 2-methyl-
  • methylmercaptothiadiazole
  • 2-Mercapto-5-methyl
  • 5-Methyl-1,3,4-thiadiazol-2(3H)-thion
  • Cefazolin Impurity EP-H
  • 5-Methyl-1,3,4-thiadiazole-2-thiol&gt
  • -1,3,4-thiadiazoL
  • 2-Mercapto-5-methyl-1,3,4-thiadiazole ISO 9001：2015 REACH
  • Cefazolin Sodium EP Impurity E
  • Cefazolin Sodium Impurity E
  • Cefazolin EP Impurity E(Cefazolin USP RC E)
  • Cefazolin USP Impurity J ( TBZL-USP-J) ( TBZL-EP-D)
  • Cefazolin USP Impurity F