Skip directly to local search Skip directly to A to Z list Skip directly to navigation Skip directly to site content Skip directly to page options
CDC Home

Enter search terms separated by spaces.

Crufomate

Synonyms & Trade Names
4-t-Butyl-2-chlorophenylmethyl methylphosphoramidate, Dowco® 132, Ruelene®
CAS No.
299-86-5
RTECS No.
TB3850000
DOT ID & Guide
Formula
C12H19ClNO3P
Conversion
IDLH
N.D.
See: IDLH INDEX
Exposure Limits
NIOSH REL
: TWA 5 mg/m3 ST 20 mg/m3
OSHA PEL
: none
Measurement Methods

NIOSH 0500;
OSHA PV2015
See: NMAM or OSHA Methods
Physical Description
White, crystalline solid in pure form. [pesticide] [Note: Commercial product is a yellow oil.]
MW:
291.7
BP:
Decomposes
MLT: 140°F
Sol:
Insoluble
VP(243°F): 0.01 mmHg
IP:
?
Sp.Gr:
1.16
Fl.P:
?
UEL:
?
LEL:
?
Combustible Solid
Incompatibilities & Reactivities
Strongly alkaline & strongly acidic media [Note: Unstable over long periods in aqueous preparations or above 140°F.]
Exposure Routes
inhalation, skin absorption, ingestion, skin and/or eye contact
Symptoms
irritation eyes, skin, respiratory system; wheezing, dyspnea (breathing difficulty); blurred vision, lacrimation (discharge of tears); sweating; abdominal cramps, diarrhea, nausea, anorexia
Target Organs
Eyes, skin, respiratory system, blood cholinesterase
Personal Protection/Sanitation
(See protection codes)
Skin: Prevent skin contact
Eyes: Prevent eye contact
Wash skin: When contaminated
Remove: When wet or contaminated
Change: Daily
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

See also: INTRODUCTION   See ICSC CARD: 1143
 
Contact Us:
USA.gov: The U.S. Government's Official Web PortalDepartment of Health and Human Services
Centers for Disease Control and Prevention   1600 Clifton Rd. Atlanta, GA 30333, USA
800-CDC-INFO (800-232-4636) TTY: (888) 232-6348 - Contact CDC–INFO