2,6-Di-tert-butyl-p-cresol |
Synonyms & Trade Names BHT; Butylated hydroxytoluene; Dibutylated hydroxytoluene; 4-Methyl-2,6-di-tert-butyl phenol |
CAS No. 128-37-0 |
RTECS No. GO7875000 |
DOT ID & Guide |
Formula[C(CH3)3]2CH3C6H2OH |
Conversion |
IDLH N.D.
See: IDLH INDEX |
Exposure Limits NIOSH REL: TWA 10 mg/m3
OSHA PEL†: none |
Measurement Methods
NIOSH P&CAM226 (II-1);
OSHA PV2108
See: NMAM or OSHA Methods |
Physical Description White to pale-yellow, crystalline solid with a slight, phenolic odor. [food preservative] |
MW: 220.4 |
BP: 509°F |
MLT: 158°F |
Sol: 0.00004% |
VP: 0.01 mmHg |
IP: ? |
Sp.Gr: 1.05 |
Fl.P: 261°F |
UEL: ? |
LEL: ? |
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| Class IIIB Combustible Liquid: Fl.P. at or above 200°F. |
Incompatibilities & Reactivities Oxidizers |
Exposure Routes inhalation, ingestion, skin and/or eye contact |
Symptoms irritation eyes, skin; in animals: decreased growth rate, increased liver weight |
Target Organs Eyes, skin |
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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
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First Aid (See procedures)
Eye: Irrigate immediately
Skin: Soap wash
Breathing: Fresh air
Swallow: Medical attention immediately |
Respirator Recommendations Not available.
Important additional information about respirator selection |
| See also: INTRODUCTION See ICSC CARD: 0841
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