Synonym(s): 3-Cyanochromone
Formula: C10H5NO2
Formula weight: 171.16
Purity: 97%
CAS Number: 50743-17-4
UN Number: UN3439
Hazard Class: 6.1
Packing Group: III
Harmonized Tariff Code: 2932.99
Hazard Statements: H331-H302-H312
Toxic if inhaled. Harmful if swallowed. Harmful in contact with skin.
Precautionary Statements: P261-P280-P304+P340-P311-P405-P501a
Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Call a POISON CENTER or doctor/physician. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.
Risk Phrases: 20/21/22
Harmful by inhalation, in contact with skin and if swallowed.
Safety Phrases: 9-36/37
Keep container in a well ventilated place. Wear suitable protective clothing and gloves.
Form: White to cream crystal powder
Melting point: 173-177°
MDL: MFCD00052604