BGC » Chemicals A-Z » Squaric acid diethyl ester

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Identify Suppliers 2025 Properties Safty

Squaric acid diethyl ester

BGC Id:	322212993714
CAS No:	5231-87-8
Synonyms:	suquaric acid diethyl ester ; diethoxycyclobutenedione ; diethyl squarate ; squaric acid diethyl ester ; diethylsquarate98% ; diethyl suquarate ; 1,2-diethoxycyclobutenedione ; diethyl quadratate ; 3,4-diethoxycyclobutane-1,2-dione ; timtec-bb sbb008498
Molecular Formula:	C8H10O4
Molecular Weight:	170.16
EINECS:

Verified providers in 2025

The following notable provider has been checked and can be recommended.

Simagchem Corporation

Тип компании: Bulk chemical producer

телефон: +86 592 2680 277
факс: +86 592 2680 237
страна: P.R.China

Your partner in China for chemicals business. o-Toluic acid также будут предоставлены нами. Expertize in supplies and sources of fine, specialty, pharmaceutical chemicals and intermediates. WE offer high quality products and JIT services with instant market intelligence in China, custom synthesis in our 3 production sites, famous principals as Brenntag, Univar,S inopec, Grace, Petrobras, DKSH ...

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What other providers are available for CAS 5231-87-8?

The last intensive check and update was carried out on 2025/04/08.

Identify

Synonyms:

suquaric acid diethyl ester ; diethoxycyclobutenedione ; diethyl squarate ; squaric acid diethyl ester ; diethylsquarate98% ; diethyl suquarate ; 1,2-diethoxycyclobutenedione ; diethyl quadratate ; 3,4-diethoxycyclobutane-1,2-dione ; timtec-bb sbb008498

CAS:

5231-87-8

EINECS:

Molecular Formula:

C8H10O4

MDL:

MFCD00001333

SMILES:

NC(CO)(CO)CO.O=P(O)([C@@H]1[C@](C)O1)O

Properties

Molecular Weight:

170.16 g·mol−1

Density:

1.15 g/mL at 25 °C(lit.)

Boiling point:

95 °C0.1 mm Hg(lit.)

Flash point:

>230 ºF

Safety Information

Hazard Symbols: Xn, Xi

Europe standard Hazard pictograms, code and definition

Hazard Classes:

Risk Codes:

36/37/38-42/43 (R)

Safety Codes:

7-26-37/39-24-23 (S)

WGK Germany:

RTECS:

GU1772466

Storage temperature:

2-8°C

What other providers are available for CAS 5231-87-8?

In addition to the providers presented here for Squaric acid diethyl ester with the CAS number 5231-87-8, there are other 78 providers with slightly different product names available for this CAS number.

Diethyl squarate

1,2-Diethoxycyclobutenedione

+4 additional providers that we know from the past

3,4-Diethoxy-3-cyclobutene-1,2-dione