Iodofenphos
Also known as: Alfacron, C 9491, Ciba C 9491, Iodofenfos, Iodophenphos, Iodophos, Jodfenphos, Monocron 9491, Nuvanol N, O-(2,5-dichloro-4-iodophenyl) O,O-dimethyl phosphorothioate, Phosphorothioic acid O-(2,5-dichloro-4-iodophenyl) O,O-dimethyl ester, Trix
Iodofenphos (CAS 18181-70-9) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C8H8Cl2IO3PS and a molecular weight of 412.997 g/mol. Key properties include a melting point of 72-73° (Beriger); mp 75° (Haddow), a boiling point of 375.7±52.0 °C at 760 mmHg, a density of 1.9±0.1 g/cm3 and a flash point of 181.0±30.7 °C. It is classified under GHS with signal word Danger and hazard statements H311 — Toxic in contact with skin and H400 — Very toxic to aquatic life. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 18181-70-9
- Jingsj CID
- J-3989-9
- Molecular Formula
- C8H8Cl2IO3PS
- Molecular Weight
- 412.997 g/mol
- Category
- Organohalogen Compounds
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 72-73° (Beriger); mp 75° (Haddow) |
|---|---|
| Boiling Point | 375.7±52.0 °C at 760 mmHg |
| Density | 1.9±0.1 g/cm3 |
| Flash Point | 181.0±30.7 °C |
| Exact Mass | 411.835327 |
| PSA | 69.59000 |
| LogP | 5.51 |
| Appearance | solid |
| Vapor Pressure | 0.0±0.8 mmHg at 25°C |
| Refractive Index | 1.624 |
GHS Safety & Compliance
- H311 — Toxic in contact with skin
- H400 — Very toxic to aquatic life
Customs & Trade Information
| HS Code | 2920190090 |
|---|---|
| Summary | 2920190090 other thiophosphoric esters (phosphorothioates) and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of Iodofenphos?
The CAS number of Iodofenphos is 18181-70-9.
What are the molecular formula and molecular weight of Iodofenphos?
Iodofenphos has molecular formula C8H8Cl2IO3PS and molecular weight 412.997 g/mol.
Is Iodofenphos hazardous?
Iodofenphos has GHS signal word Danger and hazard statements H311 — Toxic in contact with skin; H400 — Very toxic to aquatic life.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Iodofenphos (CAS 18181-70-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-3989-9 (accessed 2026-11-07).
Data for reference only; verify product details with suppliers before purchase.