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Solvent Green 3

Also known as: 1,4-Bis(p-tolylamino)anthraquinone, 1,4-Bis[(4-methylphenyl)amino]-9,10-anthracenedione, Quinizarin Green SS, D&C Green No. 6, Sudan Green 4B, C.I. 61565, Waxoline Green G, MIDORI202, C Green 6, C-Green 10

Solvent Green 3 (CAS 128-80-3) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C28H22N2O2 and a molecular weight of 418.487 g/mol. Key properties include a melting point of 220-221 °C, a boiling point of 633.8±55.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 197.0±31.7 °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. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
128-80-3
Jingsj CID
J-1112014-2
Molecular Formula
C28H22N2O2
Molecular Weight
418.487 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point220-221 °C
Boiling Point633.8±55.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point197.0±31.7 °C
Exact Mass418.168121
PSA58.20000
LogP5.41
Vapor Pressure0.0±1.9 mmHg at 25°C
Refractive Index1.714

GHS Safety & Compliance

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

Customs & Trade Information

HS Code2922399090
Summary2922399090 other amino-aldehydes, amino-ketones and amino-quinones, other than those containing more than one kind of oxygen function; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Solvent Green 3?

The CAS number of Solvent Green 3 is 128-80-3.

What are the molecular formula and molecular weight of Solvent Green 3?

Solvent Green 3 has molecular formula C28H22N2O2 and molecular weight 418.487 g/mol.

Is Solvent Green 3 hazardous?

Solvent Green 3 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 Solvent Green 3?

For Solvent Green 3, Upstream Products: Quinizarin, p-Toluidine, 2,3-Dihydro-9,10-dihydroxy-1,4-anthracenedione.

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

Last updated:

How to cite: Jingsj. "Solvent Green 3 (CAS 128-80-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1112014-2 (accessed 2026-11-09).

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