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1,5-Diphenylcarbazide

Also known as: Diphenylcarbazide, sym-Diphenylcarbazide, 1,5-Diphenylcarbonohydrazide, 2,2'-Diphenylcarbazide, Carbonic dihydrazide, N'',N'''-diphenyl-, N,N'-Diphenylcarbazide, 1,5-Diphenylcarbohydrazide, 2,2'-diphenylcarbazide, sym.-Diphenylcarbazide, 1,5-diphenyl-carbohydrazid

1,5-Diphenylcarbazide (CAS 140-22-7) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C13H14N4O and a molecular weight of 242.277 g/mol. Key properties include a melting point of 170-175 °C(lit.), a boiling point of 408.4±28.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 200.8±24.0 °C. 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. It is listed by 1 supplier; request a quote for pricing. Record last updated Aug 21, 2026.

CAS No.
140-22-7
Jingsj CID
J-1032495-5
Molecular Formula
C13H14N4O
Molecular Weight
242.277 g/mol
Category
Organic Bases
Last updated
8/21/2026
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Physicochemical Properties

Melting Point170-175 °C(lit.)
Boiling Point408.4±28.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point200.8±24.0 °C
Exact Mass242.116760
PSA65.19000
LogP2.88
Vapor Pressure0.0±1.0 mmHg at 25°C
Refractive Index1.618

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code29280090

Frequently Asked Questions

What is the CAS number of 1,5-Diphenylcarbazide?

The CAS number of 1,5-Diphenylcarbazide is 140-22-7.

What are the molecular formula and molecular weight of 1,5-Diphenylcarbazide?

1,5-Diphenylcarbazide has molecular formula C13H14N4O and molecular weight 242.277 g/mol.

Which suppliers offer 1,5-Diphenylcarbazide?

1 supplier(s) listed; request a quote for pricing.

Is 1,5-Diphenylcarbazide hazardous?

1,5-Diphenylcarbazide 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 1,5-Diphenylcarbazide?

For 1,5-Diphenylcarbazide, Upstream Products: Phenylhydrazine, Urea, Guaiacol carbonate; Downstream Products: 4-Amino-1,2,4-triazolidine-3,5-dione, Acetone phenylhydrazone, Acetone azine.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "1,5-Diphenylcarbazide (CAS 140-22-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1032495-5 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.