Description
Iodomethane Chemical Properties
| Melting point | −64(lit.) |
| Boiling point | 41-43 °C |
| density | 2.28 g/mL at 25 °C(lit.) |
| vapor density | 4.89 (vs air) |
| vapor pressure | 24.09 psi ( 55 °C) |
| refractive index | n20/D 1.530 |
| Fp | −18 °F |
| storage temp. | 2-8°C |
| solubility | water: soluble14g/L at 20°C |
| form | Liquid |
| Specific Gravity | 2.280 |
| color | Clear |
| PH | 5.2 (H2O, 25℃) |
| Odor | Sweet, ethereal odor |
| Water Solubility | 14 g/L (20 ºC) |
| Sensitive | Light Sensitive |
| Merck | 14,6087 |
| BRN | 969135 |
| Henry’s Law Constant | 5.06 at 21 °C (Gan and Yates, 1996) |
| Exposure limits | TLV-TWA 2 ppm (～11 mg/m3) (ACGIH), 5 ppm (MSHA and OSHA); carcinogenicity: Animal Limited Evidence (IARC), Suspected Human Carcinogen. |
| Dielectric constant | 7.0（20℃） |
| Stability: | Light Sensitive |
| LogP | 1.510 |
| CAS DataBase Reference | 74-88-4(CAS DataBase Reference) |
| IARC | 3 (Vol. 41, Sup 7, 71) 1999 |
| NIST Chemistry Reference | Methyl iodide(74-88-4) |
| EPA Substance Registry System | Methyl iodide (74-88-4) |
Safety Information
| Hazard Codes | T,F,Xn |
| Risk Statements | 21-23/25-37/38-40-11-39/23/24/25-23/24/25-38-20/22 |
| Safety Statements | 36/37-38-45-9-24-16-7-60-36/37/39-33-23-20-4 |
| RIDADR | UN 2644 6.1/PG 1 |
| WGK Germany | 1 |
| RTECS | PA9450000 |
| F | 8 |
| TSCA | Yes |
| HazardClass | 6.1 |
| PackingGroup | I |
| HS Code | 29033990 |
| Hazardous Substances Data | 74-88-4(Hazardous Substances Data) |
| Toxicity | LD50 orally in rats: 76 mg/kg; LD50 s.c. in mice: 0.78 mmoles/kg (IARC, 1986) |
| IDLA | 100 ppm |
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