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MSDS  : Butane, 2-methyl-
CAS  : 78-78-4
SYNONYMS  : * Ethyldimethylmethane * Isoamylhydride * Isopentane * 2-Methylbutane * 1,1,2-Trimethylethane
*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER : EK4430000
CHEMICAL NAME : Butane, 2-methyl-
CAS REGISTRY NUMBER : 78-78-4
OTHER CAS REGISTRY NOS. : 68923-44-4
92046-46-3
LAST UPDATED : 199710
DATA ITEMS CITED : 10
MOLECULAR FORMULA : C5-H12
MOLECULAR WEIGHT : 72.17
WISWESSER LINE NOTATION : 2Y1&1
SYNONYMS/TRADE NAMES :
* Ethyldimethylmethane
* Isoamylhydride
* Isopentane
* 2-Methylbutane
* 1,1,2-Trimethylethane

*** HEALTH HAZARD DATA ***

** ACUTE TOXICITY DATA **

TYPE OF TEST : LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE : Inhalation
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 419 gm/m3/2H
TOXIC EFFECTS :
Behavioral - excitement
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams &
Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10-
Volume(issue)/page/year: 58,74,1936

** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 10 gm/kg/4W-I
TOXIC EFFECTS :
Nutritional and Gross Metabolic - weight loss or decreased weight gain
Related to Chronic Data - death
REFERENCE :
TIHEEC Toxicology and Industrial Health. (Princeton Scientific Pub. Co.,
POB 2155, Princeton, NJ 08540) V.1- 1985- Volume(issue)/page/year:
1(3),67,1985

*** OCCUPATIONAL EXPOSURE LIMITS ***

OEL-DENMARK:TWA 500 ppm (1500 mg/m3) JAN 1993

OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV

OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV

*** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
NOHS - National Occupational Hazard Survey (1974)
NOHS Hazard Code - 54246
No. of Facilities: 197 (estimated)
No. of Industries: 6
No. of Occupations: 9
No. of Employees: 21748 (estimated)

NOES - National Occupational Exposure Survey (1983)
NOES Hazard Code - 54246
No. of Facilities: 132 (estimated)
No. of Industries: 5
No. of Occupations: 13
No. of Employees: 6605 (estimated)
No. of Female Employees: 1247 (estimated)

*** STATUS IN U.S. ***

EPA TSCA Section 8(b) CHEMICAL INVENTORY

EPA TSCA Section 8(d) unpublished health/safety studies

EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998


*** END OF RECORD ***
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ALL Chemical Property And Toxicity Analysis PAGES IN THIS GROUP
NAMECAS
1-Butanol, 4-((1,1-dimethylethyl)nitrosoamino)- 61734-87-0
2-Butanol, 3,3-dimethyl-, methanesulfonate 67764-23-2
1-Butanol, 2,2'-(N,N'-dinitrosoethylenediimino)di-,(+)- 52322-22-2
2-Butanol, 1,2-diphenyl-4-(methylamino)-3-methyl-,propionate (ester) 66796-40-5
2-Butanol, 1,2-diphenyl-3-methyl-4-(methylamino)-,propionate (ester) 3376-94-1
1-Butanol, 2,2-diphenyl-4-morpholino- 66859-69-6
1-Butanol, 3-(dipropylamino)-1,1-di(thien-3-yl)-,methiodide 17532-08-0
1-Butanol, 1,1-di(thien-3-yl)-3-morpholino-,hydrobromide 17532-12-6
1-Butanol, 1,1-di(thien-3-yl)-3-piperidino-,hydrobromide 17532-11-5
1-Butanol, 1,1-di(thien-3-yl)-3-pyrrolidino-,methiodide 17532-09-1
Butane, 2-iodo- 513-48-4
1-Butanol, 2,2'-(1,2-ethanediyldiimino)bis-, (R)- 74-55-5
1-Butanol, 4-ethoxy- 111-73-9
1-Butanol, 2-ethyl- 97-95-0
Butanol, 2,2'-(ethylenebis(nitrosoimino))bis- 65229-18-7
1-Butanol, 2,2'-(ethylenediimino)di-,dihydrochloride, (+)- 1070-11-7
1-Butanol, 2,2'-(ethylenediimino)di-,dihydrochloride, (+-)- 22196-75-4
1-Butanol, 2,2'-(ethylenediimino)di-,dihydrochloride, mixed with sodium nitrite (1:1) 22196-75-4
1-Butanol,4-(N-ethyl-N-(4-methoxy-alpha-methylphenethyl)amino)- 14367-47-6
1-Butanol, 4-(ethylnitrosoamino)- 54897-62-0
1-Butanol, 4-(N-ethyl-N-phenethylamino)- 66859-70-9
Butane, 1-iodo-3-methyl- 541-28-6
1-Butanol, 4-fluoro- 372-93-0
1-Butanol, 2,2,3,3,4,4,4-heptafluoro- 375-01-9
1-Butanol, 4,4'-(1,6-hexanediylbis(thio))bis(2-amino- 68704-89-2
2-Butanol, 3-(1-hexenyl-ONN-azoxy)-,(S-(R*,R*-(Z,E)))- 122547-71-1
Butanol, 4-((2-hydroxyethyl)nitrosoamino)- 62018-89-7
1-Butanol, 4-(N-(2-hydroxypropyl)-N-nitrosoamino)- 63934-41-8
1-Butanol, 4-(N-(3-hydroxypropyl)-N-nitrosoamino)- 62018-90-0
2-Butanol, 4-(N-(2-hydroxypropyl)-N-nitrosoamino)- 63934-40-7
1-Butanol,1-(N-(2-imidazolin-2-yl)-N-(2-(p-methoxyphenyl)-3-indolylmethyl)amino)-, hydriodide 77587-86-1
2-Butanol,2-(N-(2-imidazolin-2-yl)-N-(2-(p-methoxyphenyl)-3-indolylmethyl)amino)-, hydriodide 100482-45-9
Butane, 2-methoxy-2-methyl- 994-05-8
1-Butanol,1-(N-(2-imidazolin-2-yl)-N-(2-phenyl-3-indolylmethyl)amino)-, hydriodide 77587-78-1
1-Butanol, 2-(p-iodobenzyl)- 60075-61-8
1-Butanol, 3-(p-iodophenyl)- 60075-81-2
2-Butanol, 1-(isopropylamino)-4-phenyl-,hydrochloride 22820-57-1
1-Butanol, 4-methoxy- 111-32-0
1-Butanol, 3-methoxy-, acetate 4435-53-4
2-Butanol,1-(4-methoxybutyl)amino-3-methyl-3-phenoxy- 7565-18-6
2-Butanol, 1-(4-methoxybutyl)amino-3-phenoxy- 7614-42-8
2-Butanol,2-((2-methoxyethyl)amino)-3-methyl-3-phenoxy- 7584-78-3
2-Butanol, 1-(2-methoxyethyl)amino-3-phenoxy- 7565-14-2
Butane, 2-methyl- 78-78-4
2-Butanol, 4-methoxy-3-(1-octenyl-ONN-azoxy)-,(E,Z)-(2S,3S)- 23315-05-1
1-Butanol,4-(4-(o-methoxyphenyl)piperazinyl)-1-(3,4,5-trimethoxyphenyl)-, dihydrochloride 16785-29-8
1-Butanol,4-((3-(4-methoxyphenyl)-1,2,4-triazolo(3,4-a)phthalazin-6-yl)oxy)- 87540-58-7
2-Butanol,1-(3-methoxypropyl)amino-3-methyl-3-phenoxy- 7565-17-5
2-Butanol, 1-(3-methoxypropyl)amino-3-phenoxy- 7565-15-3
1-Butanol, 2-methyl- 137-32-6

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