98-55-5

Name alpha-Terpineol
CAS 98-55-5
EINECS(EC#) 232-268-1
Molecular Formula C10H18O
MDL Number MFCD00001557
Molecular Weight 154.25
MOL File 98-55-5.mol

Chemical Properties

Appearance clear colorless to slightly yellow liquid
Melting point  31-35 °C (lit.)
Boiling point  217-218 °C (lit.)
density  0.934 g/mL at 20 °C(lit.)
vapor pressure  6.48Pa at 23℃
FEMA  3045
refractive index  1.482-1.485
Fp  90 °C
storage temp.  2-8°C
solubility  0.71g/l
form  Liquid After Melting
pka 15.09±0.29(Predicted)
color  Clear colorless
Specific Gravity 0.9386
Odor at 100.00 %. pine terpene lilac citrus woody floral
Odor Type terpenic
Water Solubility  negligible
JECFA Number 366
Merck  14,9171
BRN  2325137
Henry's Law Constant 4.4×100 mol/(m3Pa) at 25℃, Copolovici and Niinemets (2005)
Dielectric constant 2.8(20℃)
Major Application cleaning products
cosmetics
flavors and fragrances
food and beverages
personal care
InChI 1S/C10H18O/c1-8-4-6-9(7-5-8)10(2,3)11/h4,9,11H,5-7H2,1-3H3
InChIKey WUOACPNHFRMFPN-UHFFFAOYSA-N
SMILES CC1=CC[C@H](CC1)C(C)(C)O
LogP 2.6 at 30℃
CAS DataBase Reference 98-55-5(CAS DataBase Reference)
NIST Chemistry Reference 3-Cyclohexene-1-methanol, «alpha»,«alpha»4-trimethyl-(98-55-5)
EPA Substance Registry System 98-55-5(EPA Substance)

Safety Data

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319
Precautionary statements  P264-P280-P302+P352-P305+P351+P338-P332+P313-P337+P313
Hazard Codes  Xi
Risk Statements 
R10:Flammable.
R38:Irritating to the skin.
Safety Statements 
S16:Keep away from sources of ignition-No smoking .
S37:Wear suitable gloves .
RIDADR  UN1230 - class 3 - PG 2 - Methanol, solution
WGK Germany  1
RTECS  WZ6700000
TSCA  Yes
REACH Registrations Active
HS Code  29061400
Storage Class 10 - Combustible liquids
Hazard Classifications Eye Irrit. 2
Skin Irrit. 2
Hazardous Substances Data 98-55-5(Hazardous Substances Data)

Hazard Information

Material Safety Data Sheet(MSDS)

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