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4,5,6,7-Tetrachloro-1H-isoindole-1,3(2H)-dione

Also known as: 3,4,5,6-Tetrachlorophthalimide, 4,5,6,7-Tetrachloroisoindoline-1,3-dione, 4,5,6,7-Tetrachloro-1H-isoindole-1,3(2H)-dione, 4,5,6,7-tetrachloro-1h-isoindole-3(2h)-dione, 4,5,6,7-tetrachloroisoindole-1,3-dione, Tetrachlorophthalimide, EINECS 216-386-0, MFCD00005883, Moxifloxacin Impurity 78

4,5,6,7-Tetrachloro-1H-isoindole-1,3(2H)-dione (CAS 1571-13-7) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C8HCl4NO2 and a molecular weight of 284.911 g/mol. Key properties include a melting point of >300 °C(lit.) and a density of 1.8±0.1 g/cm3. 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 Nov 3, 2026.

CAS No.
1571-13-7
Jingsj CID
J-8834-6
Molecular Formula
C8HCl4NO2
Molecular Weight
284.911 g/mol
Category
Organic Bases
Last updated
11/3/2026
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Physicochemical Properties

Melting Point>300 °C(lit.)
Density1.8±0.1 g/cm3
Exact Mass282.876129
PSA46.17000
LogP3.11
Refractive Index1.655

GHS Safety & Compliance

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

Customs & Trade Information

HS Code2925190090
Summary2925190090 other imides and their derivatives; 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 4,5,6,7-Tetrachloro-1H-isoindole-1,3(2H)-dione?

The CAS number of 4,5,6,7-Tetrachloro-1H-isoindole-1,3(2H)-dione is 1571-13-7.

What are the molecular formula and molecular weight of 4,5,6,7-Tetrachloro-1H-isoindole-1,3(2H)-dione?

4,5,6,7-Tetrachloro-1H-isoindole-1,3(2H)-dione has molecular formula C8HCl4NO2 and molecular weight 284.911 g/mol.

Is 4,5,6,7-Tetrachloro-1H-isoindole-1,3(2H)-dione hazardous?

4,5,6,7-Tetrachloro-1H-isoindole-1,3(2H)-dione 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 4,5,6,7-Tetrachloro-1H-isoindole-1,3(2H)-dione?

For 4,5,6,7-Tetrachloro-1H-isoindole-1,3(2H)-dione, Upstream Products: Tetrachlorophthalic anhydride, capronitrile, Hexanamide; Downstream Products: 3,4,5,6-Tetrachloro-N-methylphthalimide.

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

Last updated:

How to cite: Jingsj. "4,5,6,7-Tetrachloro-1H-isoindole-1,3(2H)-dione (CAS 1571-13-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-8834-6 (accessed 2026-11-09).

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