4,4'-Diisothiocyanatodiphenylmethane
4,4'-亚甲基二(异硫氰酸苯酯)
Also known as: 4,4'-Methylenebis(phenyl isothiocyanate), 1-isothiocyanato-4-[(4-isothiocyanatophenyl)methyl]benzene, Bis(4-isothiocyanatophenyl)methane
4,4'-Diisothiocyanatodiphenylmethane (CAS 2798-05-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C15H10N2S2 and a molecular weight of 282.38300 g/mol. It is also known as 4,4'-Methylenebis(phenyl isothiocyanate), 1-isothiocyanato-4-[(4-isothiocyanatophenyl)methyl]benzene and Bis(4-isothiocyanatophenyl)methane. Key properties include a melting point of 139-143ºC(lit.), a boiling point of 453.7ºC at 760 mmHg, a density of 1.15g/cm3 and a flash point of 247.1ºC. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 2798-05-2
- Jingsj CID
- J-4975-5
- Molecular Formula
- C15H10N2S2
- Chinese Name
- 4,4'-亚甲基二(异硫氰酸苯酯)
- Molecular Weight
- 282.38300 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 139-143ºC(lit.) |
|---|---|
| Boiling Point | 453.7ºC at 760 mmHg |
| Density | 1.15g/cm3 |
| Flash Point | 247.1ºC |
GHS Safety & Compliance
Frequently Asked Questions
What is the CAS number of 4,4'-Diisothiocyanatodiphenylmethane?
The CAS number of 4,4'-Diisothiocyanatodiphenylmethane is 2798-05-2.
What are the molecular formula and molecular weight of 4,4'-Diisothiocyanatodiphenylmethane?
4,4'-Diisothiocyanatodiphenylmethane has molecular formula C15H10N2S2 and molecular weight 282.38300 g/mol.
Is 4,4'-Diisothiocyanatodiphenylmethane hazardous?
4,4'-Diisothiocyanatodiphenylmethane has GHS signal word Danger.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "4,4'-Diisothiocyanatodiphenylmethane (CAS 2798-05-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-4975-5 (accessed 2026-10-23).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.