Product Description
Isopropanol, also named isopropyl alcohol (IPA), is a transparent, colourless liquid with a characteristic pungent smell. Well known as rubbing alcohol, it is popular as a disinfectant and cleaning solvent for household and medical scenarios. Beyond these uses, it acts as an important raw material for acetone synthesis and serves as a solvent for many industrial and commercial products.
Chemical Properties
| Melting point | -89.5 °C |
| Boiling point | 82 °C(lit.) |
| density | 0.785 g/mL at 25 °C(lit.) |
| vapor density | 2.1 (vs air) |
| vapor pressure | 33 mm Hg ( 20 °C) |
| refractive index | n20/D 1.377(lit.) |
| FEMA | 2929 | ISOPROPYL ALCOHOL |
| Fp | 53 °F |
| storage temp | Store at +5°C to +30°C. |
| solubility | water: soluble (completely) |
| pka | 17.1(at 25℃) |
| form | Low Melting Solid |
| Specific Gravity | approximate 0.785(20/20℃)(Ph.Eur.) |
| color | colorless |
| PH | 7.0 (20°C) |
| Odor | Like ethyl alcohol; sharp, somewhat unpleasant; characteristic mild alcoholic; nonresidual. |
| Relative polarity | 0.546 |
| Odor Threshold | 26ppm |
| Odor Type | alcoholic |
| explosive limit | 2-13.4%(V) |
| biological source | synthetic |
| Water Solubility | miscible |
| FreezingPoint | -89.5℃ |
| λmax | λ: 260 nm Amax: 0.02 λ: 280 nm Amax: 0.01 |
| Merck | 14,5208 |
| JECFA Number | 277 |
| BRN | 635639 |
| Exposure limits | TLV-TWA 980 mg/m3 (400 ppm); STEL 1225 mg/m3 (500 ppm) (ACGIH); IDLH 12,000 ppm (NIOSH). |
| Dielectric constant | 18.0（Ambient） |
| Stability | Volatile |
| LogP | 0.050 |
| Surface tension | 21.3mN/m at 293.15K |
CAS DataBase Reference | 67-63-0(CAS DataBase Reference) |
NIST Chemistry Reference | Isopropyl alcohol(67-63-0) |
| IARC | 3 (Vol. 15, Sup 7, 71) 1999 |
EPA Substance Registry System | Isopropanol (67-63-0) |
| Absorption | in accordance |
Safety Information
| Hazard Codes | Xi,F,Xn |
| Risk Statements | 11-36-67-40-10-36/38 |
| Safety Statements | 7-16-24/25-26-36/37 |
| RIDADR | UN 1219 3/PG 2 |
| OEB | A |
| OEL | TWA: 400 ppm (980 mg/m3), STEL: 500 ppm (1225 mg/m3) |
| WGK Germany | 1 |
| RTECS | NT8050000 |
| F | 3-10 |
Autoignition Temperature | 750 °F |
| TSCA | Yes |
| HS Code | 2905 12 00 |
| HazardClass | 3 |
| PackingGroup | II |
Hazardous Substances Data | 67-63-0(Hazardous Substances Data) |
| Toxicity | LD50 orally in rats: 5.8 g/kg (Smyth, Carpenter) |
| IDLA | 2,000 ppm [10% LEL] |
Product Application
Isopropyl alcohol (IPA) is an important industrial chemical widely used as a solvent, cleaning agent, and dehydrating agent in the pharmaceutical, cosmetic, electronics, and chemical industries. It is commonly applied in cleaning electronic components, circuit boards, optical devices, and precision instruments. It is also used in printing processes, coatings, inks, and laboratory analysis. In pharmaceutical and cosmetic products, isopropyl alcohol serves as an ingredient in disinfectants, hand sanitizers, lotions, and cleaning solutions. Additionally, it is used in paints, varnishes, and polishes, as well as a fuel additive and deicing agent for fuel systems.
