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2-Propanethiol(CAS#75-33-2)

Chemical Property:

Molecular Formula C3H8S
Molar Mass 76.16
Density 0.82g/mLat 25°C(lit.)
Melting Point −131°C(lit.)
Boling Point 57-60°C(lit.)
Flash Point <−30°F
JECFA Number 510
Water Solubility Slightly soluble in water
Vapor Presure 455 mm Hg ( 37.8 °C)
Vapor Density 2.6 (vs air)
Appearance Liquid
Color Colorless
Odor Powerful skunk.
BRN 605260
pKa pK1:10.86 (25°C,μ=0.1)
Storage Condition Store below +30°C.
Stability Stable. Highly flammable – note low flashpoint. May form explosive mixtures with air.
Sensitive Air Sensitive
Refractive Index n20/D 1.426(lit.)

Product Detail

Product Tags

Risk Codes R11 – Highly Flammable
R36/37/38 – Irritating to eyes, respiratory system and skin.
R36/38 – Irritating to eyes and skin.
Safety Description S16 – Keep away from sources of ignition.
S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S9 – Keep container in a well-ventilated place.
S37/39 – Wear suitable gloves and eye/face protection
S33 – Take precautionary measures against static discharges.
UN IDs UN 2402 3/PG 2
WGK Germany 3
RTECS TZ7302000
FLUKA BRAND F CODES 13
TSCA Yes
HS Code 2930 90 98
Hazard Class 3
Packing Group II
Toxicity LD50 orally in Rabbit: > 2000 mg/kg

 

Introduction

2-Propantomercaptan, also known as propanol isosulfide, is an organic compound. The following is an introduction to its nature, use, manufacturing methods and safety information:

 

Quality:

- Appearance: 2-Propanol is a colorless or yellowish liquid.

- Odor: Has a special smell similar to the smell of garlic.

- Solubility: It can be dissolved in water and many organic solvents such as ethanol and ether.

- Stability: It is a stable compound, but it may decompose in high temperatures or high oxygen environments.

 

Use:

- Vulcanization reactions: It contains sulfur, and 2-propyl mercaptan is also commonly used to catalyze sulfidation reactions.

 

Method:

- 2-Propanthiol can be prepared by a variety of methods, a common method is obtained by the reaction of propylene oxide and sodium hydrosulfide.

 

Safety Information:

- 2-Propanol has a pungent odor and may cause irritation to the eyes, skin, and respiratory tract upon contact. Wear appropriate protective equipment, such as gloves, face shields, and goggles, to ensure good ventilation during use.

- Safety measures need to be taken during storage and disposal to avoid contact and mixing with combustibles. It should be stored in an airtight container, away from fire and high temperatures.

- Before use and disposal, the relevant safety instructions and operating guidelines must be carefully read and observed.


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