1,4-Phenylene diisothiocyanate
对苯二异硫氰酸酯
Also known as: p-Phenylene diisothiocyanate, 1,4-Diisothiocyanatobenzene, Bitoscanate, PDITC, Phenylene-1,4-diisothiocyanate, Benzene 1,4-diisothiocyanate
1,4-Phenylene diisothiocyanate (CAS 4044-65-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H4N2S2 and a molecular weight of 192.26100 g/mol. It is also known as p-Phenylene diisothiocyanate, 1,4-Diisothiocyanatobenzene and Bitoscanate. Key properties include a melting point of 129-131 °C(lit.), a boiling point of 339.4ºC at 760 mmHg, a density of 1.2g/cm3 and a flash point of 167.2ºC. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 4044-65-9
- Jingsj CID
- J-20762-7
- Molecular Formula
- C8H4N2S2
- Chinese Name
- 对苯二异硫氰酸酯
- Molecular Weight
- 192.26100 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 129-131 °C(lit.) |
|---|---|
| Boiling Point | 339.4ºC at 760 mmHg |
| Density | 1.2g/cm3 |
| Flash Point | 167.2ºC |
GHS Safety & Compliance
Frequently Asked Questions
What is the CAS number of 1,4-Phenylene diisothiocyanate?
The CAS number of 1,4-Phenylene diisothiocyanate is 4044-65-9.
What are the molecular formula and molecular weight of 1,4-Phenylene diisothiocyanate?
1,4-Phenylene diisothiocyanate has molecular formula C8H4N2S2 and molecular weight 192.26100 g/mol.
Is 1,4-Phenylene diisothiocyanate hazardous?
1,4-Phenylene diisothiocyanate 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. "1,4-Phenylene diisothiocyanate (CAS 4044-65-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-20762-7 (accessed 2026-10-22).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.