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Diethyl squarate

Diethyl squarate
Diethyl squarate structure
CAS No.
5231-87-8
Chemical Name:
Diethyl squarate
Synonyms
DIETHYL SQUARATE;3,4-DiethoxycycL;DIETHYL SUQUARATE;DiethylSquarate98%;Diethyl quadratate;TIMTEC-BB SBB008498;obut-3-ene-1,2-dione;DIETHOXYCYCLOBUTENEDIONE;SQUARIC ACID DIETHYL ESTER;SUQUARIC ACID DIETHYL ESTER
CBNumber:
CB1106356
Molecular Formula:
C8H10O4
Formula Weight:
170.16
MOL File:
5231-87-8.mol

Diethyl squarate Properties

Melting point:
13-18 °C
Boiling point:
95 °C0.1 mm Hg(lit.)
Density 
1.15 g/mL at 25 °C(lit.)
refractive index 
n20/D 1.509(lit.)
Flash point:
>230 °F
storage temp. 
2-8°C
form 
Liquid
color 
Clear yellow to light brownish
Water Solubility 
insoluble
BRN 
640626
InChIKey
DFSFLZCLKYZYRD-UHFFFAOYSA-N
CAS DataBase Reference
5231-87-8(CAS DataBase Reference)
EWG's Food Scores
1
NIST Chemistry Reference
3,4-Diethoxy-3-cyclobutene-1,2-dione(5231-87-8)
SAFETY
  • Risk and Safety Statements
Symbol(GHS) 
GHS07,GHS08
Signal word  Danger
Hazard statements  H315-H317-H319-H334-H335
Precautionary statements  P261-P280-P284-P304+P340-P305+P351+P338-P342+P311-P264-P272-P302+P352+P333+P313+P363-P304+P340+P342+P311-P305+P351+P338+P337+P313-P501-P280a-P405-P501a
Hazard Codes  Xn,Xi
Risk Statements  36/37/38-42/43
Safety Statements  7-26-37/39-24-23
WGK Germany  3
RTECS  GU1772466
10
Hazard Note  Irritant
HS Code  29145090

Diethyl squarate price More Price(6)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 310778 3,4-Diethoxy-3-cyclobutene-1,2-dione 98% 5231-87-8 5g $136 2021-03-22 Buy
TCI Chemical D3253 3,4-Diethoxy-3-cyclobutene-1,2-dione >98.0%(GC) 5231-87-8 5g $38 2021-03-22 Buy
TCI Chemical D3253 3,4-Diethoxy-3-cyclobutene-1,2-dione >98.0%(GC) 5231-87-8 25g $190 2021-03-22 Buy
Alfa Aesar A19248 3,4-Diethoxy-3-cyclobutene-1,2-dione, 98% 5231-87-8 1g $50.2 2021-03-22 Buy
Alfa Aesar A19248 3,4-Diethoxy-3-cyclobutene-1,2-dione, 98% 5231-87-8 5g $162 2021-03-22 Buy

Diethyl squarate Chemical Properties,Uses,Production

Chemical Properties

clear yellow to light brownish liquid

Uses

Diethyl squarate is an intermediate for pharma products, for photochemicals used in the dry-view process, in synthesis of photosensitive squaraine dyes (eg. laser dyes used in CD-Rom) and as intermediate for functional polymers.

Diethyl squarate Preparation Products And Raw materials

Raw materials

Preparation Products


Diethyl squarate Suppliers

Global( 173)Suppliers
Supplier Tel Fax Email Country ProdList Advantage
Capot Chemical Co.,Ltd.
+86(0)13336195806 +86-571-85586718
+86-571-85864795 sales@capotchem.com China 20012 60
Henan DaKen Chemical CO.,LTD.
+86-371-66670886
info@dakenchem.com China 20907 58
Henan Tianfu Chemical Co.,Ltd.
0371-55170693
0371-55170693 info@tianfuchem.com CHINA 22607 55
Shanghai Time Chemicals CO., Ltd.
+8618017249410 +86-021-57951555
+86-021-57951555 jack.li@time-chemicals.com CHINA 1365 55
career henan chemical co
+86-371-86658258
sales@coreychem.com CHINA 29954 58
HaBo Hong Kong Co., Limited.
+86-25-18512596065
info@habotech.com CHINA 933 58
Accela ChemBio Inc.
(+1)-858-699-3322
(+1)-858-876-1948 info@accelachem.com United States 19969 58
Chongqing Chemdad Co., Ltd
+86-13650506873
sales@chemdad.com CHINA 37282 58
Alchem Pharmtech,Inc.
8485655694
sales@alchempharmtech.com United States 63726 58
CONIER CHEM AND PHARMA LIMITED
86-18523575427
sales@conier.com CHINA 47498 58

View Lastest Price from Diethyl squarate manufacturers

Image Release date Product Price Min. Order Purity Supply Ability Manufacturer
2021-08-12 Diethyl squarate
5231-87-8
US $15.00-10.00 / KG 1KG 99%+ HPLC Monthly supply of 1 ton Zhuozhou Wenxi import and Export Co., Ltd
2020-06-02 Diethyl squarate in stock Factory
5231-87-8
US $1.00 / KG 1KG TOP 3 Factory in China Top 3 largest production capacity Factory Chemwill Asia Co.,Ltd.
2019-07-06 Diethyl squarate
5231-87-8
US $7.00 / kg 1kg 99% 100kg career henan chemical co

Diethyl squarate Spectrum


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