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2-Methylthio pyrazine(CAS#21948-70-9)

Chemical Property:

Molecular Formula C5H6N2S
Molar Mass 126.18
Density 1.19±0.1 g/cm3(Predicted)
Melting Point 44 °C
Boling Point 221.2±20.0 °C(Predicted)
Flash Point 87.6°C
JECFA Number 796
Solubility soluble in Methanol
Vapor Presure 0.161mmHg at 25°C
Appearance solid
Color White to Orange to Green
Odor nutty, sweet, meaty, slightly green flavor
BRN 878423
pKa 0.10±0.10(Predicted)
Storage Condition Sealed in dry,Room Temperature
Refractive Index 1.574
Use For daily use, food flavor

Product Detail

Product Tags

Hazard Symbols Xn – Harmful
Risk Codes R22 – Harmful if swallowed
R37/38 – Irritating to respiratory system and skin.
R41 – Risk of serious damage to eyes
Safety Description S22 – Do not breathe dust.
S24/25 – Avoid contact with skin and eyes.
S39 – Wear eye / face protection.
S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
WGK Germany 3
TSCA Yes
HS Code 29339900

 

Introduction

2-Methylthiopyrazine is an organic compound. The following is an introduction to the properties, uses, preparation methods and safety information of 2-methylthiopyrazine:

 

Quality:

- 2-Methylthiopyrazine is a colorless to light yellow crystal or crystalline powder with a weak sulfur odor.

- It is alkaline when dissolved in water and can be dissolved in both acidic and alkaline solutions.

- When heated or ignited, 2-methylthiopyrazine releases toxic gases.

 

Use:

- 2-Methylthiopyrazine is widely used in chemical synthesis as a catalyst or ligand for organic synthesis reactions.

 

Method:

- The preparation of 2-methylthiopyrazine is usually obtained by the reaction of sulfide with 2-chloropyridine. The specific step is to react 2-chloropyridine with sodium sulfide in an organic solvent to obtain the product of 2-methylthiopyrazine.

 

Safety Information:

- 2-Methylthiopyrazine is a toxic compound and should be avoided from inhalation, ingestion, or contact with skin and eyes.

- Appropriate personal protective equipment such as gloves, eyeglasses, and gowns should be worn during use or preparation.

- It should be used in a well-ventilated area to avoid its vapor concentration exceeding the safety limit.

- When storing, it should be kept tightly sealed, away from fire and oxidants.

- In case of accidental contact or ingestion, seek medical attention immediately.


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