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Croconic acid

BGC Id:	120485530384
CAS No:	488-86-8
Synonyms:	croconicacid (6ci) ; croconicacid,98% ; crocic acid ; 1,2-dihydroxy-3,4,5-trioxocyclopent-1-ene ; 4,5-dihydroxy-4-cyclopentene-1,2,3-trione,97% ; 4,5-dihydroxy-cyclopent-4-ene-1,2,3-trione ; 1,2-dihydroxycyclopentene-3,4,5-trione ; 4-cyclopentene-1,2,3-trione,4,5-dihydroxy- ; croconic acid ; 4-cyclopentene-1,2,3-trione ; 4,5-dihydroxy-4-cyclopentene-1,2,3-trione
Molecular Formula:	C5H2O5
Molecular Weight:	142.07
EINECS:

2025 - The most valued supplier

The following 2 notable providers have been checked and can be recommended.

Skyrun Industrial

Leap Chem

Molecular Formula: C5H2O5 Molecular Weight: 142.07 Hazard Symbols: Xi WGKGermany: 3 HS Code: 29144000

What other providers are available for CAS 488-86-8?

The last intensive check and update was carried out on 2025/07/31.

Identify

Synonyms:

croconicacid (6ci) ; croconicacid,98% ; crocic acid ; 1,2-dihydroxy-3,4,5-trioxocyclopent-1-ene ; 4,5-dihydroxy-4-cyclopentene-1,2,3-trione,97% ; 4,5-dihydroxy-cyclopent-4-ene-1,2,3-trione ; 1,2-dihydroxycyclopentene-3,4,5-trione ; 4-cyclopentene-1,2,3-trione,4,5-dihydroxy- ; croconic acid ; 4-cyclopentene-1,2,3-trione ; 4,5-dihydroxy-4-cyclopentene-1,2,3-trione

CAS:

488-86-8

EINECS:

Molecular Formula:

C5H2O5

MDL:

MFCD00181389

SMILES:

CC(=O)C1=CC=CC=C1C2=CC=C(C=C2)OC

Properties

Molecular Weight:

142.07 g·mol−1

Density:

2.311 g/cm3

Melting point:

>300 °C(lit.)

Boiling point:

291.7 °C at 760 mmHg

Flash point:

144.4 °C

Solubility:

soluble in water and ethanol

Physical Description:

gold-coloured powder

Suppliers

Skyrun Industrial Co., Ltd.

Company type: Leading producer

Skyrun Industrial Co.Limited, established in 2003, a state-controlled company (By Skyrun Corp. 4-Bromophenylhydrazine hydrochloride is also served by Skyrun Industrial Co., Ltd.. & High Hope) in China, specializing in developing, producing and handing raw pharmaceutical material and intermediates. We have expanded a compositive entity from initially only as a small manufacturer. We have extensive knowledge of domestic and international pharmaceutical markets. Our working range can be start from small amount in research stage to big bulk for industrial produc ...

Country: P.R.China Phone: +86-576-84015261 Telefax: +86-576-84015261

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Leap Chem Co., Ltd

Company type: Bulk and laboratory supplier

Country: P.R.China
Phone: +852-30606658

LEAPChem, a specialized fine chemicals supplier for research, development and production. LEAPChem provides nearly 50,000 rare and innovative chemical products to support the evolving needs of our customers in research & bulk manufacturing activities. As a highly customer-oriented enterprise, we are committed to providing high-quality customer services and products to our global customers in a cost-effective and efficient manner. Our client list includes many major pharmac ...

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Safety Information

Hazard Symbols: Xi

Europe standard Hazard pictograms, code and definition

Hazard Classes:

Risk Codes:

36/37/38 (R)

Safety Codes:

37/39-26 (S)

WGK Germany:

The following providers cannot be verified precisely. The companies have offered the product in the past, but despite all care, the companies could not confirm it 100 percent!

Santa Cruz Biotechnology, Inc.

Santa Cruz Biotechnology, Inc. now offers over 140,000 specialty biochemicals under our ChemCruz™ brand. Santa Cruz Biotechnology, Inc. is focused... Request

What other providers are available for CAS 488-86-8?

In addition to the providers presented here for Croconic acid with the CAS number 488-86-8, there are other 11 providers with slightly different product names available for this CAS number.

4-Cyclopentene-1,2,3-trione

+2 additional providers that we know from the past

4,5-Dihydroxy-cyclopent-4-ene-1,2,3-trione

BLD Pharmatech Ltd | BIOZOL Diagnostica Vertrieb GmbH | BuGuCh & Partners | Anhui Senrise Technology Co., Ltd. +4 additional providers that we know from the past

4-Cyclopentene-1,2,3-trione,4,5-dihydroxy-

+1 additional providers that we know from the past