天堂网亚洲,天天操天天搞,91视频高清,菠萝蜜视频在线观看入口,美女视频性感美女视频,95丝袜美女视频国产,超高清美女视频图片

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>Bicyclic compound>7-(Diethylamino)-4-methyl-2H-chromen-2-one
7-(Diethylamino)-4-methyl-2H-chromen-2-one
  • 7-(Diethylamino)-4-methyl-2H-chromen-2-one
  • 7-(Diethylamino)-4-methyl-2H-chromen-2-one
  • 7-(Diethylamino)-4-methyl-2H-chromen-2-one

7-(Diethylamino)-4-methyl-2H-chromen-2-one

Price $6.98
Package 1KG
Min. Order: 1KG
Supply Ability: 1000tons
Update Time: 2022-02-25

Product Details

Product Name: 7-(Diethylamino)-4-methyl-2H-chromen-2-one CAS No.: 91-44-1
EC-No.: 202-068-9 Min. Order: 1KG
Purity: 99% Supply Ability: 1000tons
Release date: 2022/02/25
Model NO.
91-44-1
Colour
White
Trademark
FinerChem
Transport Package
25kg
Specification
99%
Origin
 China
Product Name 7-Diethylamino-4-methylcoumarin (Fluorescent brightener SWN)
 CAS No. 91-44-1
 Appearance White powder
 Assay ≥99%
 Capacity 500mt/year
 Min.packing 1kg
 Application Fluorescent brightener/dye intermediate
 Standard Enterprise export
 Manufacturer Hong Kong tiansheng new material trading Co., LTD.
More informationSynonyms: Fluorescent brightener SWN
                   Optical brightener SWN
                    Optical Whitener SWN
                    Fluorescent Brightener 52
                    7-(Diethylamino)-4-methyl-2H-1-benzopyran-2-one
                    7-Diethylamino-4-methylcoumarin
                    4-Methyl-7-(diethylamino)coumarin
                     Coumarin 1
                     Fluorescent Brightener 140
                     Leucophor WS
Molecular Formula: C14H17NO2
Molecular Weight: 231.29
CAS Registry Number: 91-44-1 (61968-71-6;12224-03-2)
EINECS number: 202-068-9
Density: 1.122
Melting point: 70-73 oC
Flash point: 152 oC
Water solubility: slightly soluble

double clearance

Ensure quality and quantity

Whatsapp / Telegram / Skype / : +8617320695765

Email:zxx@hktiansheng.com

Looking forward to your reply

Best Regards

Nancy

Company Profile Introduction

My name is Nancy, the export manager of Hong Kong Tiansheng New Material Trading Co., LTD. We specialize in the production and export of various chemical materials, pharmaceutical raw materials.

You may like

Recommended supplier

Product name Price   Suppliers Update time
$0.00/1kg
VIP1Y
Hebei Junhua Import and Export Co., LTD
2025-03-31
$30.00/1KG
VIP3Y
Hebei Chuanghai Biotechnology Co., Ltd
2024-10-24
$5.00/1KG
VIP4Y
Hebei Chuanghai Biotechnology Co,.LTD
2024-08-12
$10.00/1kg
Hebei Zhuanglai Chemical Trading Co.,Ltd
2024-05-31
$0.00/1kg
VIP3Y
Hebei Kingfiner Technology Development Co.Ltd
2024-05-22
$30000.00/1T
VIP5Y
Hebei Yanxi Chemical Co., Ltd.
2023-12-21
$0.00/25KG
VIP5Y
Hebei Mujin Biotechnology Co.,Ltd
2022-06-30
$800.00/1KG
Shanghai Dumi Biotechnology Co.,ltd
2021-07-16
$0.00/25KG
Jiangxi Lotchem Co.,Ltd.
2020-06-03
$50.00/10g
Hebei shuoxi biotechnology co. LTD
2020-04-24
  • Since: 2021-08-12
  • Address: UNIT 1307,BEVERLEY COMMERCIAL,CENTRE,87-105 CHATHAM ROAD,SOUTH TSIM SHA TSUI,KLN,HONG KONG
INQUIRY
Nancy
+86-17320695765
zxx@hktiansheng.com