High quality best price Isatin ( 2,3-indolinedione ) CAS NO 91-56-5
100 -500 Pieces
≥ 500 Pieces
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If over 500pcs, mass production will start until pre-production sample has been approved.
Est. 7 days production
|Appearance||Orange red Powder|
|Place of Origin||CN;SHN|
|Usage||Raw Materials Sarms|
|Color||Orange red powder|
Packaging & Delivery
- Selling Units:
- Single package size:
- 10 x 10 x 7 cm
- Single gross weight:
- 1.1 kg
Color:Orange-red single prism crystal
Melting point:193-195 °C (dec.)(lit.)
|Appearance||Orange red crystalline|
1. The product is used as an intermediate in dyestuff and medicine. It is used to produce drug Xin Kefen and disperse yellow E-3G. In chemical analysis, it is a reagent for the determination of copper ion, thiol, thiophene and urinary blue mother.
2. for reducing dyes and drugs and so on
3. as a reagent for the determination of ketone and thiophene
4. indigo and Mayan blue are used as reference material to prepare indigo and Mayan blue; it is used to prepare two azoacetone derivatives, spironolyl indole derivatives and P- glycoproteins for multidrug resistant cells. Thiazole -4- ketone is fused into indole 2- ketone through a spiral ring. As a protein tyrosine phosphatase B of Mycobacterium tuberculosis, it is a powerful choice. Selective inhibitors, three azoles Isatine complexes as strong antibacterial agents and antifungal agents, biological activity related structures such as the stud (indolothiazole -4- ketone); used in series with heterocyclic acetal amines and Knoevenagel enrichment; indigo using direct sp2/sp3C-H bond activation reaction, Pd (II) The C-H addition reaction forms 3- to replace -3- hydroxyl 2- hydroxyindole.
5. to test the precipitant of ketone and silver. Spectrophotometric Determination of thiophene, thiol, thiophene, urine rum and proline reagent.
Qingdao Sigma Chemical Co., Ltd.is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc.
The aim of Qingdao Sigma Chemical Co., Ltd is a quality policy that"Elements in the system all have been satisfied, Personnel has been trained; Every batch of material is checked, Each procedure guarantees the quality; Every bag of our products is top grade, Service is thoughtful all the time, quality and reputation to increase market share and promote enterprise development. The quality, colors and forms of our products have reached a high level in related chemical industry, which relies on characteristic and advanced processing technology and it has gained a high and reliable reputation from customers at both quality and services.
Q1: Are you a manufacturer?
Answer: Yes, we are factory founded on 2002.
Q2: How to contact with us?
Click the Alibaba"Contact Supplier" And then send us message the product you interest in, you will get reply within 24 hours.
Q3:Which kind of payment terms do you accept?
For small order,you can pay by T/T,Western Union or Paypal,nomal order by T/T to our company account
Q4:Can you give me a discount price?
Surely,It depend on your qty
Q5:How can i get a sample?
free samples is available,but freight charges will be at your account and the charges will be return to you or deduct from your order in the future.
Q6: How to confirm the Product Quality before placing orders?
A:You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.
Q7:How do you treat quality complaint?
A:First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.
If you are interested,welcome to contact with us.
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