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Registry of Toxic Effects of Chemical Substances (RTECS)

Pentane, 2-methyl-

RTECS #

SA2985000

CAS #

107-83-5

Updated

September 201

Molecular Weight

86.20

Molecular Formula

C6H14

Synonyms

1,1-Dimethylbutane
2-Methylpentane
Isohexane (ACGIH)
Kyowazol C 600

Other Multiple Dose Data and References

Route/OrganismDoseEffectReference
oral/rat lowest published toxic dose: 10 gm/kg/4W- intermittentKidney, Ureter, and Bladder: Changes in tubules (including acute renal failure, acute tubular necrosis)

Related to Chronic Data: Death in the "MULTIPLE DOSE" data type field
TIHEEC 1(3),67,1985

Reviews

OrganizationStandardReference
American Conference of Governmental Industrial Hygienists (ACGIH)Threshold Limit Value-time-weighted average 500 ppm;short term exposure limit 1000 ppmDTLVS* TLV/BEI,2013

Standards and Regulations

OrganizationStandardReference
Occupational Exposure Limit-FINLANDtime-weighted average 500 ppm (1800 mg/m3), short term exposure limit 630 ppm (2300 mg/m3), NOV2011
Occupational Exposure Limit-FRANCEVME 500 ppm (1800 mg/m3), FEB2006
Occupational Exposure Limit-GERMANYMAK 500 ppm (1.8 gm/m3), 2011
Occupational Exposure Limit-NEW ZEALANDtime-weighted average 500 ppm (1760 mg/m3); short term exposure limit 1000 ppm (3500 mg/m3), JAN2002
Occupational Exposure Limit-SWEDENtime-weighted average 200 ppm (700 mg/m3);short term exposure limit 300 ppm (1100 mg/m3), JUN2005
Occupational Exposure Limit-SWITZERLANDMAK-week 500 ppm (1800 mg/m3), KZG-week 1000 ppm (3600 mg/m3), JAN2011
Occupational Exposure Limit-THE NETHERLANDSMAC-TGG 720 mg/m3, 2003

NIOSH Documentation and Surveillance

OrganizationStandardReference
National Occupational Exposure Survey 1983Hazard Code 82894; Number of Industries 3; Total Number of Facilities 13; Number of Occupations 3; Total Number of Employees Exposed 533; Total Number of Female Employees Exposed 216

Status in Federal Agencies

OrganizationReference
EPA TSCA Section 8(b) CHEMICAL INVENTORY
EPA TSCA Section 8(d) unpublished health/safety studies
EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JANUARY 2001
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