Chloranilic acid, GR

Name: Chloranilic acid, GR
Brand: Vaqora Chemicals
SKU: VQ-008099

About Chloranilic acid, GR

Listed under CAS 87-88-7, Chloranilic acid is a carbonyl building block available from Vaqora Chemicals (AR grade) with a typical assay of ≥99%. Formula C6H2Cl2O4, molecular weight 208.98 g/mol. Its systematic (IUPAC) name is 2,5-dichloro-3,6-dihydroxycyclohexa-2,5-diene-1,4-dione. It is also known as 2,5-Dichloro-3,6-dihydroxy-p-benzoquinone or p-Chloranilic acid.

In its supplied form it is an orange to very dark orange powder. Reported physical data include a melting point of ≥300 °C. Store sealed in a dry, well-ventilated location away from incompatible materials. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

Typical applications include organic synthesis, condensation and reductive amination and API intermediates. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

We offer Chloranilic acid in 10 g, 25 g, 100 g and 1 kg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Organic synthesis
Condensation & reductive amination
API intermediates

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Chloranilic acid, GR
Catalogue No.	VQ-008099
CAS Number	87-88-7
IUPAC name	2,5-dichloro-3,6-dihydroxycyclohexa-2,5-diene-1,4-dione
Molecular formula	C₆H₂Cl₂O₄
Molecular weight	208.98 g/mol
Exact mass	207.933
Grade	AR
Purity / assay	≥99%
HSN code	29147990
InChIKey	IPPWILKGXFOXHO-UHFFFAOYSA-N
SMILES	C1(=C(C(=O)C(=C(C1=O)Cl)O)Cl)O
PubChem CID	66604

Physical properties
Physical form	Powder
Appearance	Orange to very dark orange powder
Melting point	≥300 °C
LogP (XLogP3)	1.4
H-bond donors / acceptors	2 / 4
TPSA	74.6 Å²
Synonyms	2,5-Dichloro-3,6-dihydroxy-p-benzoquinone, 2,5-Dichloro-3,6-dihydroxy-2,5-cyclohexadiene-1,4-dione, p-Chloranilic acid, 2,5-Cyclohexadiene-1,4-dione, 2,5-dichloro-3,6-dihydroxy-, 2,5-dichloro-3,6-dihydroxy-1,4-benzoquinone, 2,5-Dichloro-3,6-dihydroxybenzoquinone, 2,5-Dihydroxy-3,6-dichlorobenzoquinone, p-Quinone, 2,5-dichloro-3,6-dihydroxy-, p-Benzoquinone, 2,5-dichloro-3,6-dihydroxy-, 2,5-Dichloro-3,6-dihydroxy-p-quinone, 4-08-00-02707 (Beilstein Handbook Reference), C6H2Cl2O4

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Chloranilic acid, GR?

The CAS Registry Number of Chloranilic acid, GR is 87-88-7. It is also known as 2,5-Dichloro-3,6-dihydroxy-p-benzoquinone, 2,5-Dichloro-3,6-dihydroxy-2,5-cyclohexadiene-1,4-dione, p-Chloranilic acid.

What is the molecular formula and molecular weight of Chloranilic acid, GR?

Chloranilic acid, GR has the molecular formula C6H2Cl2O4 and a molecular weight of 208.98 g/mol. Its IUPAC name is 2,5-dichloro-3,6-dihydroxycyclohexa-2,5-diene-1,4-dione.

Which grade and pack sizes of Chloranilic acid, GR can I order?

We supply Chloranilic acid, GR in AR (≥99%) grade, in 10 g, 25 g, 100 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Chloranilic acid, GR?

Yes. Every lot of Chloranilic acid, GR is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Chloranilic acid, GR be shipped internationally?

Yes. Chloranilic acid, GR is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.