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1-Propanethiol(CAS#107-03-9)

Chemical Property:

Molecular Formula C3H8S
Molar Mass 76.16
Density 0.841g/mLat 25°C(lit.)
Melting Point -113 °C
Boling Point 67-68°C(lit.)
Flash Point −5°F
JECFA Number 509
Water Solubility immiscible
Solubility 1.9g/l
Vapor Presure 122 mm Hg ( 20 °C)
Vapor Density 2.54 (vs air)
Appearance Liquid
Color Colorless
Exposure Limit NIOSH: Ceiling 0.5 ppm(1.6 mg/m3)
BRN 1696860
pKa pK1:10.86 (25°C)
Storage Condition Store below +30°C.
Sensitive Air Sensitive
Refractive Index n20/D 1.437(lit.)
Physical and Chemical Properties Propanethiol is a colorless liquid, has an undesirable odor, M.P.-113.3 ℃, B. p.67.73 ℃,n20D 1.4380, relative density 0.8408(20/4 ℃), soluble in alcohol and ether, very slightly soluble in water.
Use Can be used as raw materials for organic synthesis, is also an intermediate of pesticide and pesticide.

Product Detail

Product Tags

Risk Codes R11 – Highly Flammable
R22 – Harmful if swallowed
R37/38 – Irritating to respiratory system and skin.
R41 – Risk of serious damage to eyes
R50 – Very Toxic to aquatic organisms
R36/37/38 – Irritating to eyes, respiratory system and skin.
R21/22 – Harmful in contact with skin and if swallowed.
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.
S39 – Wear eye / face protection.
S57 – Use appropriate container to avoid environmental contamination.
S36/37/39 – Wear suitable protective clothing, gloves and eye/face protection.
S29 – Do not empty into drains.
UN IDs UN 2402 3/PG 2
WGK Germany 3
RTECS TZ7300000
FLUKA BRAND F CODES 13
TSCA Yes
HS Code 29309070
Hazard Class 3
Packing Group II
Toxicity LD50 orally in Rabbit: 1790 mg/kg

 

Introduction

Quality:

- Appearance: Propyl mercaptan is a colorless liquid.

- Odor: Pungent and strong foul-smelling odor.

- Density: 0.841g/mLat 25°C(lit.)

- Boiling Point: 67-68°C(lit.)

- Solubility: Propanol is able to dissolve in water.

 

Use:

- Chemical synthesis: Propyl mercaptan is widely used in organic synthesis reactions, and can be used as a reducing agent, catalyst, solvent and synthesis intermediate.

Method:

- Industrial method: Propylene mercaptan is usually obtained by synthesizing hydropropyl alcohol. In this process, propanol reacts with sulfur in the presence of a catalyst to form propylene mercaptan.

- Laboratory method: Propanol can be synthesized in the laboratory, or propyl mercaptan can be prepared by the reaction of hydrogen sulfide and propylene.

 

Safety Information:

- Toxicity: Propyl mercaptan is somewhat toxic, and inhalation or exposure to propyl mercaptan may cause irritation, burns, and respiratory problems.

- Safe Handling: When using propyl mercaptan, always wear appropriate personal protective equipment such as gloves, goggles, and protective clothing and maintain a well-ventilated environment.

- Storage Caution: When storing propyl mercaptan, keep away from fire sources and oxidants, and keep the container tightly sealed and stored in a cool, dry place.


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