3-Methyl-1-butanolC5H12O

CAS-No.:
123-51-3
UN-No.:
1105
EC-No.:
204-633-5
Hazard identification number:
30
Hazard signs
GHS02
GHS05
GHS07

*Source: GESTIS Substance Database, https://gestis-database.dguv.de

Occupational exposure limit
ACGIH (US)
  • TWA (ppm) 100
  • TWA (mg/m3) 361
  • STEL (ppm) 125
  • STEL (mg/m3) 452
NIOSH (REL) (US)
  • TWA (ppm) 100
  • TWA (mg/m3) 360
  • STEL (ppm) 125
  • STEL (mg/m3) 450
NIOSH (US)
  • IDLH (ppm) 500
OSHA (PEL) (US)
  • TWA (ppm) 100
  • TWA (mg/m3) 360
  • H: 226
    Flammable liquid and vapour
  • H: 315
    Causes skin irritation
  • H: 318
    Causes serious eye damage.
  • H: 332
    Harmful if inhaled
  • H: 335
    May cause respiratory irritation

*Source: GESTIS Substance Database, https://gestis-database.dguv.de

  • Melting point:
    -178.6 °F
  • Boiling Point:
    267.8 °F
  • Density (at 20 °C, if not notified otherwise):
    0,81 g/cm3
  • Flash Point:
    107.6 °F
  • Ignition Temperature:
    644 °F
  • Vapour Pressure (at 20 °C, if not notified otherwise):
    3 hPa
  • Lower Explosive Limit:
    1.2 Vol.-%
  • Upper Explosive Limit:
    10.5 Vol.-%

*Source: GESTIS Substance Database, https://gestis-database.dguv.de

Also known as:
  • 3-methylbutan-1-ol
  • Fermentation amyl alcohol
  • Fusel oil
  • iso-Amyl alcohol
  • iso-Pentanol
  • Isoamyl alcohol
  • Isobutyl carbinol
  • Isobutylcarbinol
  • Isopentyl alcohol
  • Primary isoamyl alcohol

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Suitable products for 3-Methyl-1-butanol C5H12O

Whether portable gas detectors, gas detection tubes or personal protective equipment - Dräger offers a comprehensive portfolio to protect you when handling hazardous substances.

Gas Detection Tubes

Dräger-Tubes® for short-term measurements

Dräger-Tubes® for short-term measurements

  • ​results are directly shown at the end of the measurement process
  • spot measurement for more than 500 different gases 
  • short measurement time: between 5 seconds to 15 minutes

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Dräger sampling tubes and systems

Dräger sampling tubes and systems

  • ​analysis of the sample in a laboratory
  • measurement of complex compounds and mixtures of substances possible 
  • detection of low concentrations possible 

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Dräger accuro

Dräger accuro

  • for spot measurements with a limited number of strokes
  • integrated stroke counter for safe control
  • easy to operate with one hand
  • can be used in explosive areas 

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Masks and Filters

Dräger X-plore® Bayonet Filters

Dräger X-plore® Bayonet Filters

  • Dräger specific Bayonet connection
  • lateral position of the filters for an unrestricted field of vision and even weight distribution
  • to be used with X-plore 3300 or X-plore 3500 half ...

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Dräger X-plore® 5500

Dräger X-plore® 5500

  • Dräger specific bayonet connection - lateral position of the filters 
  • EPDM mask body, visor made of triplex or PC
  • to be used in combination with X-plore Bayonet filters​

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Dräger X-plore® 3300/3500

Dräger X-plore® 3300/3500

  • ​Dräger specific bayonet connection (twin-filter system)
  • mask body made from Soft-TPE or DrägerFlex material (silicon free)
  • to be used with X-plore Bayonet filters

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Filtering Escape Devices

Dräger PARAT® Escape Hoods

Dräger PARAT® Escape Hoods

- Escape hood in three versions: Industrial or fire escape hood, or both versions in one 

- Simple application in 3 steps

- Approved according to NIOSH 42 CFR Part 84, or EN 403:2004 for fire escape ...

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Powered Air Purifying Respirators and Filters

Dräger X-plore® 8000

Dräger X-plore® 8000

  • Protection without breathing resistance
  • Different breathing filters and head / face pieces available
  • Protection class IP65
  • No Fit Testing Required


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Dräger X-plore® 8000 Filters

Dräger X-plore® 8000 Filters

  • Particle, gas and combination filters available
  • To be used with powered air-purifying respirator X-plore® 8500 or 8700 (EX)
  • Optional pre- and odor filter

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Get in touch with Dräger

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