一二三四区视频,亚洲少妇熟女色,日本久热无码视频网,欧美国产日韩大尺度,亚洲a视频,久久少妇一区二区,日韩999无码视频,刺激久久久久久久,啊啊啊啊不要啊在线

Welcome to chemicalbook!
+1 (818) 612-2111
RFQ
Try our best to find the right business for you.
Do not miss inquiry messages Please log in to view all inquiry messages.

Welcome back!

RFQ
skype
MY Account
Top
Postion:Product Catalog >Chemical Reagents>Organic reagents>aliphatic ketones>3,4-Dihydroxy-3-cyclobutene-1,2-dione
3,4-Dihydroxy-3-cyclobutene-1,2-dione
  • 3,4-Dihydroxy-3-cyclobutene-1,2-dione

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

Price $7
Package 1kg
Min. Order: 1kg
Supply Ability: 100kg
Update Time: 2019-07-06

Product Details

Product Name: 3,4-Dihydroxy-3-cyclobutene-1,2-dione CAS No.: 2892-51-5
Min. Order: 1kg Purity: 99%
Supply Ability: 100kg Release date: 2019/07/06

JD607

Product Name: 3,4-Dihydroxy-3-cyclobutene-1,2-dione
Synonyms: dihydroxy-cyclobutenedion;dihydroxycyclobutenedione;3,4-DIHYDROXY-3-CYCLOBUTEN-1,2-DIONE;3,4-DIHYDROXY-3-CYCLOBUTENE-1,2-DIONE;3,4-DIHYDROXYCYCLOBUT-3-ENE-1,2-DIONE;1,2-DIHYDROXY-1-CYCLOBUTEN-3,4-DIONE;1,2-DIHYDROXY-3,4-CYCLOBUTENEDIONE;1,2-DIHYDROXY CYCLOBUTENEDIONE
CAS: 2892-51-5
MF: C4H2O4
MW: 114.06
EINECS: 220-761-4
Product Categories: cyclic compounds;Organic acids;Cyclobutanes & Cyclobutenes;Simple 4-Membered Ring Compounds;Ring Systems
Mol File: 2892-51-5.mol
Article illustration
 
3,4-Dihydroxy-3-cyclobutene-1,2-dione Chemical Properties
Melting point  >300 °C(lit.)
Boiling point  250.96°C
density  1.82 g/cm3
refractive index  1.5800 (estimate)
Fp  190 °C
storage temp.  -20°C
solubility  20g/l
pka 1.5??(at 25℃)
form  Crystalline Powder
color  White to beige
PH 1 (1g/l, H2O, 20℃)
Water Solubility  20 g/L (30 ºC)
Merck  14,8769
BRN  774275
CAS DataBase Reference 2892-51-5(CAS DataBase Reference)
NIST Chemistry Reference 3-Cyclobutene-1,2-dione, 3,4-dihydroxy-(2892-51-5)
EPA Substance Registry System 3-Cyclobutene-1, 2-dione, 3,4-dihydroxy-(2892-51-5)
 
Safety Information
Hazard Codes  Xi
Risk Statements  36/37/38-43
Safety Statements  26-36-37/39
RIDADR  3261
WGK Germany  3
RTECS  GU1800000
Hazard Note  Irritant
TSCA  Yes
HazardClass  8
PackingGroup  II
HS Code  29144090

Company Profile Introduction

Established in 2014,Career Henan Chemical Co. is a manufacturerspecializing in the sale of fine chemicals. Mainly deals in the sales of: Pharmaceutical intermediates OLED intermediates: Pharmaceutical intermediates; OLED intermediates;

You may like

Recommended supplier

Product name Price   Suppliers Update time
$3.00
VIP3Y
Henan Fengda Chemical Co., Ltd
2025-09-25
Hebei Chuanghai Biotechnology Co., Ltd
2025-06-27
$50.00
Hebei Yanxi Chemical Co., Ltd.
2025-06-20
$80.00
Hebei Zhuanglai Chemical Trading Co.,Ltd
2025-04-15
SHANDONG OUCHEM CO.,LTD.
2025-01-07
Shaanxi Haibo Biotechnology Co., Ltd
2024-04-12
$1.00
VIP4Y
Zibo Shiji Zhonglian Medical Technology Co., Ltd.
2023-06-09
$10.00
Hebei Zhanyao Biotechnology Co. Ltd
2021-10-11
  • Since: 2014-12-17
  • Address: Zhengzhou High tech Zone, Henan Province, China
INQUIRY
楊俊青

sales@coreychem.com
武城县| 务川| 响水县| 塔河县| 青阳县| 乐都县| 白银市| 宜川县| 泸州市| 普兰店市| 武城县| 延吉市| 玉门市| 石屏县| 九江县| 神农架林区| 若尔盖县| 永修县| 丹巴县| 阿尔山市| 高平市| 锡林浩特市| 忻州市| 福泉市| 康保县| 依兰县| 芒康县| 西青区| 岳阳县| 平湖市| 余庆县| 兰西县| 交口县| 龙井市| 蓝田县| 屏山县| 平和县| 济宁市| 阳城县| 乐至县| 建湖县|