NIOSH Publication No. 2005-151:

NIOSH Pocket Guide to Chemical Hazards

September 2005

Bromacil

CAS
314-40-9

C9H13BrN2O2

RTECS
YQ9100000
Synonyms & Trade Names

5-Bromo-3-sec-butyl-6-methyluracil, 5-Bromo-6-methyl-3-(1-methylpropyl)uracil
DOT ID & Guide

Exposure
Limits

NIOSH REL: TWA 1 ppm (10 mg/m3)
OSHA PEL: none
IDLH
N.D. See: IDLH INDEX
Conversion
1 ppm = 10.68 mg/m3
Physical Description
Odorless, colorless to white, crystalline solid. [herbicide] [Note: Commercially available as a wettable powder or in liquid formulations.]
MW: 261.2
BP: Sublimes
MLT: 317°F (Sublimes)
Sol(77°F): 0.08%
VP(212°F): 0.0008 mmHg
IP: ?

Sp.Gr: 1.55
Fl.P: NA
UEL: NA
LEL: NA

Noncombustible Solid, but may be dissolved in flammable liquids.
Incompatibilities & Reactivities

Strong acids (decomposes slowly), oxidizers, heat, sparks, open flames
Measurement Methods
NIOSH 0500
See: NMAM or OSHA Methods
Personal Protection & Sanitation
(See protection)
Skin: Prevent skin contact
Eyes: Prevent eye contact
Wash skin: When contaminated
Remove: When wet or contaminated
Change: Daily
Provide: Eyewash, Quick drench
First Aid
(See procedures)
Eye: Irrigate immediately
Skin: Soap wash immediately
Breathing: Respiratory support
Swallow: Medical attention immediately
Respirator Recommendations
Not available.
Important additional information about respirator selection
Exposure Routes
inhalation, ingestion, skin and/or eye contact
Symptoms
Irritation eyes, skin, upper respiratory system; in animals: thyroid injury
Target Organs
Eyes, skin, respiratory system, thyroid
See also: INTRODUCTION