2-Methyl-4,5-diphenylthiazole
Also known as: 2-METHYL-4,5-DIPHENYL-1,3-THIAZOLE, 2-METHYL-4,5-DIPHENYL-THIAZOLE, 2-METHYL-4,5-DIPHENYLTHIAZOLE, Thiazole, 2-methyl-4,5-diphenyl-, 4,5-DIPHENYL-2-METHYLTHIAZOLE, 4,5-diphenyl-2-methylthiazole, EINECS 223-161-0, LABOTEST-BB LT01414050, MFCD00186396, NSC 59791
2-Methyl-4,5-diphenylthiazole (CAS 3755-83-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C16H13NS and a molecular weight of 251.34600 g/mol. Key properties include a melting point of 44-50 °C(lit.), a boiling point of 370.2ºC at 760 mmHg, a density of 1.147 g/cm3 and a flash point of 174.4ºC. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 3755-83-7
- Jingsj CID
- J-1440388-4
- Molecular Formula
- C16H13NS
- Molecular Weight
- 251.34600 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 44-50 °C(lit.) |
|---|---|
| Boiling Point | 370.2ºC at 760 mmHg |
| Density | 1.147 g/cm3 |
| Flash Point | 174.4ºC |
| Exact Mass | 251.07700 |
| PSA | 41.13000 |
| LogP | 4.78550 |
| Refractive Index | 1.618 |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2934100090 |
|---|---|
| Summary | 2934100090 other compounds containing an unfused thiazole ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0% |
Frequently Asked Questions
What is the CAS number of 2-Methyl-4,5-diphenylthiazole?
The CAS number of 2-Methyl-4,5-diphenylthiazole is 3755-83-7.
What are the molecular formula and molecular weight of 2-Methyl-4,5-diphenylthiazole?
2-Methyl-4,5-diphenylthiazole has molecular formula C16H13NS and molecular weight 251.34600 g/mol.
Is 2-Methyl-4,5-diphenylthiazole hazardous?
2-Methyl-4,5-diphenylthiazole has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
What are the upstream and downstream products of 2-Methyl-4,5-diphenylthiazole?
For 2-Methyl-4,5-diphenylthiazole, Upstream Products: Thioacetamide, 2-Bromo-2-phenylacetophenone, 2-Phenylacetophenone.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2-Methyl-4,5-diphenylthiazole (CAS 3755-83-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1440388-4 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.