[H53367] CAS 38771-21-0 | 4-Bromo-1-butyne, 97%

CAS : 38771-21-0
UN# : UN1992
MDL : MFCD10000883
Hazard Class : 3
Packing Group : III

Chemical Properties

Formula : C4H5Br
Formula weight : 132.99
Boiling Point : 110° Flash point: 24°(75°F)
Density : 1.417
Refractive Index : 1.481
Sensitivity : Keep Cold. Store under Argon.
Form : Liquid
Solubility : Immiscible with water.

Applications

4-Bromo-1-butyne is used for pharmaceutical intermediates.

Notes

Recommended storage in refrigerator. Keep away from sources of ignition. Incompatible with strong oxidizing agents.Other References :
UN# : UN1992

GHS Hazard and Precautionary Statements

Hazard Statements : H301-H317-H226Toxic if swallowed.May cause an allergic skin reaction.Flammable liquid and vapour.
Precautionary Statements : P210-P241-P301+P310-P303+P361+P353-P405-P501aKeep away from heat/sparks/open flames/hot surfaces. – No smoking.Use explosion-proof electrical/ventilating/lighting/ equipment.IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations.
위험 문구 : 10-25-43Flammable.Toxic if swallowed.May cause sensitization by skin contact.
안전 문구 : 24-37/39-45Avoid contact with skin.Wear suitable gloves and eye/face protection.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).