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2-pentanol

Chemical Structure

General Material Information

Preferred name 2-pentanol
Trivial Name 2-Pentanol
Short Description pentan-2-ol
Formula C5 H12 O
CAS Number 6032-29-7
Deleted CAS Number 113244-42-1
FEMA Number 3316
Flavis Number 2.088
ECHA Number 227-907-6
FDA UNII 04G7050365
Nikkaji Number J9.802G
Beilstein Number 1718819
MDL MFCD00004579
COE Number 11696
NMR Predictor External link
JECFA Food Flavoring 280 2-pentanol
FDA Patent No longer provide for the use of these seven synthetic flavoring substances
FDA Mainterm 6032-29-7 ; 2-PENTANOL
Synonyms
  • (±)-sec- amyl alcohol
  • iso amyl alcohol, secondary
  • 2-hydroxypentane
  • alpha- methyl butanol
  • methyl N-propyl carbinol
  • (±)- methyl N-propyl carbinol
  • methyl propyl carbinol
  • a- methylbutanol
  • pentan-2-ol
  • (±)-2-pentanol
  • (R,S)-2-pentanol
  • pentanol, sec-
  • 2-pentyl alcohol
  • sec- pentyl alcohol
  • propyl methyl carbinol
  • sec-Amyl alcohol
  • Methylpropylcarbinol
  • 2-Pentyl alcohol
  • 1-Methyl-1-butanol
  • sec-Pentanol
  • 1-Methylbutanol
  • sec-Pentyl alcohol
  • 2-Hydroxypentane
  • DL-2-Pentanol
  • (±)-2-Pentanol

US / EU / FDA / JECFA / FEMA / Scholar / Patents

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Other Information

(IUPAC):Atomic Weights of the Elements 2011 (pdf)
Videos:The Periodic Table of Videos
tgsc:Atomic Weights use for this web site
(IUPAC):Periodic Table of the Elements
FDA Substances Added to Food (formerly EAFUS):View
CHEBI:View
CHEMBL:View
HMDB (The Human Metabolome Database):HMDB31599
FooDB:FDB008231
Export Tariff Code:2905.19.1000
Typical G.C.
VCF-Online:VCF Volatile Compounds in Food
ChemSpider:View
Wikipedia:View

PhysChem Properties

Material listed in food chemical codex No
Molecular weight 88.149841308594
Specific gravity @ 25 °C
Pounds per Gallon 6.673 to 6.723
Refractive Index 1.403 to 1.409 @ 20 °C
Boiling Point 118 to 119°C @ 760 mm Hg
Vapor Pressure 8.047 mmHg @ 25 °C
Vapor Density 3
Flash Point TCC Value 33.89 °C TCC
logP (o/w) 1.19
Solubility
alcohol Yes
water, 3.919e+004 mg/L @ 25 °C (est) Yes
water, 4.46E+04 mg/L @ 25 °C (exp) Yes

Organoleptic Properties

Odor Type: Fermented
green, fusel, oily, fermented, alcoholic, musty, sweet, winey, banana ripe banana, apple
General comment At 100.00 %. mild green fusel oil fermented
Mosciano, Gerard, (2009) At 1.00 %. alcoholic, fusel, fermented, chocking and musty with sweet white wine top notes with over ripe banana and yellow apple nuances
Flavor Type: Musty
musty, fusel, alcoholic, winey, solvent, fruity, banana ripe banana, apple, tropical, melon rind
Mosciano, Gerard, (2009) At 10.00 ppm. musty, fusel, alcoholic, white wine like with solventy fruity notes of ripe banana and apple, tropical nuances and melon rind

Occurrences

Safety Information

Safety information

Preferred SDS: View
European information :
Most important hazard(s):
Xn - Harmful.
R 10 - Flammable.
R 20 - Harmful by inhalation.
R 37 - Irritating to respiratory system.
R 66 - Repeated exposure may cause skin dryness or cracking.
S 02 - Keep out of the reach of children.
S 16 - Keep away from sources of ignition - No Smoking.
S 20/21 - When using do not eat, drink or smoke.
S 24/25 - Avoid contact with skin and eyes.
S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S 37/39 - Wear suitable gloves and eye/face protection.
S 46 - If swallowed, seek medical advice immediately and show this container or label.
Hazards identification
Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
None found.
GHS Label elements, including precautionary statements
Pictogram
Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Oral/Parenteral Toxicity:
oral-rabbit LD50 2820 mg/kg
(Munch, 1972)

intraperitoneal-rat LD50 2130 mg/kg
Journal of Industrial Hygiene and Toxicology. Vol. 27, Pg. 1, 1945.

parenteral-frog LDLo 3640 mg/kg
PERIPHERAL NERVE AND SENSATION: SPASTIC PARALYSIS WITH OR WITHOUT SENSORY CHANGE BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)
Archives Internationales de Pharmacodynamie et de Therapie. Vol. 50, Pg. 296, 1935.

oral-rabbit LD50 2821 mg/kg
LUNGS, THORAX, OR RESPIRATION: DYSPNEA SENSE ORGANS AND SPECIAL SENSES: CORNEAL DAMAGE: EYE CARDIAC: PULSE RATE
Industrial Medicine and Surgery. Vol. 41, Pg. 31, 1972.

intraperitoneal-rat LDLo 2130 mg/kg
Journal of Industrial Hygiene and Toxicology. Vol. 27, Pg. 1, 1945.

Dermal Toxicity:
Not determined
Inhalation Toxicity:
Not determined

Safety in use information

Category:
flavor and fragrance agents
RIFM Fragrance Material Safety Assessment: Search
IFRA Code of Practice Notification of the 49th Amendment to the IFRA Code of Practice
Maximised Survey-derived Daily Intakes (MSDI-EU): 5.40 (μg/capita/day)
Structure Class: I
Use levels for FEMA GRAS flavoring substances on which the FEMA Expert Panel based its judgments that the substances are generally recognized as safe (GRAS).
The Expert Panel also publishes separate extensive reviews of scientific information on all FEMA GRAS flavoring substances and can be found at FEMA Flavor Ingredient Library
publication number: 5
Click here to view publication 5
average usual ppmaverage maximum ppm
baked goods: -2.00000
beverages(nonalcoholic): -2.00000
beverages(alcoholic): --
breakfast cereal: -2.00000
cheese: --
chewing gum: --
condiments / relishes: -2.00000
confectionery froastings: --
egg products: --
fats / oils: --
fish products: --
frozen dairy: --
fruit ices: --
gelatins / puddings: -2.00000
granulated sugar: --
gravies: -2.00000
hard candy: --
imitation dairy: --
instant coffee / tea: --
jams / jellies: --
meat products: -2.00000
milk products: --
nut products: --
other grains: --
poultry: --
processed fruits: --
processed vegetables: --
reconstituted vegetables: --
seasonings / flavors: --
snack foods: --
soft candy: --
soups: -2.00000
sugar substitutes: --
sweet sauces: --

Safety references

European Food Safety Athority(EFSA):Flavor usage levels; Subacute, Subchronic, Chronic and Carcinogenicity Studies; Developmental / Reproductive Toxicity Studies; Genotoxicity Studies...

European Food Safety Authority (EFSA) reference(s):

Opinion of the Scientific Panel on food additives, flavourings, processing aids and materials in contact with food (AFC) related to Flavouring Group Evaluation 7 (FGE.07): Saturated and unsaturated aliphatic secondary alcohols, ketones and esters of secondary alcohols and saturated linear or branched-chain carboxylic acids from chemical group 5
View page or View pdf

Flavouring Group Evaluation 7, Revision 1 (FGE.07Rev1): Saturated and unsaturated aliphatic secondary alcohols, ketones and esters of secondary alcohols and saturated linear or branched-chain carboxylic acids from chemical group 5 (Commission Regulation (EC) No 1565/2000 of 18 July 2000) - Scientific opinion of the Panel on Food Additives, Flavourings, Processing Aids and Materials in contact with Food (AFC) on a request from the Commission
View page or View pdf

Flavouring Group Evaluation 7, Revision 2 (FGE.07Rev2) : Saturated and unsaturated aliphatic secondary alcohols, ketones and esters of secondary alcohols and saturated linear or branched-chain carboxylic acids from chemical group 5
View page or View pdf

Safety and efficacy of saturated and unsaturated aliphatic secondary alcohols, ketones and esters with esters containing secondary alcohols belonging to chemical group 5 when used as flavourings for all animal species
View page or View pdf

EPI System: View
NIOSH Pocket Guide:search
AIDS Citations:Search
Cancer Citations:Search
Toxicology Citations:Search
EPA Substance Registry Services (TSCA):6032-29-7
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :22386
National Institute of Allergy and Infectious Diseases:Data
WISER:UN 1105
WGK Germany:1
pentan-2-ol
Chemidplus:0006032297
EPA/NOAA CAMEO:hazardous materials
RTECS:6032-29-7