Customization: | Available |
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CAS No.: | 8064-60-6 |
Formula: | C21h14n3nao3s3 |
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Hunan Yunbang Pharmaceutical Co., Ltd. (Yunbangpharm) located in Changsha High-tech Industrial Park, Hunan. It is a high-tech enterprise specializing in the research and development, production and sales of Pharmaceutical raw materials, Pharmaceutical intermediates(API) and Fine chemicals. Based in China, Yunbangpharm has been providing suitable solutions for many domestic,foreign pharmaceutical companies and traders. Excellent quality, good reputation and authentic price have won the praise of the majority of customers.
1:Can I get some samples before bulk order?
A: Most products provide free samples, but the shipping cost be paid by customers.
2: What's your MOQ?
A: We can have a discussion.
3: Which kind of payment terms do you accept?
A: PI will be sent first after confirmation of order,enclosed our bank information.Payment by T/T, Western Union,D/P, ETC.
4.How to place an order?
A: You can contact me through Trademanager, WhatsApp, Email and other contact methods, tell me the product and quantity you need, and then we will give you a quote.
5:How about your delivery time?
A: Generally, it will take 3 to 5 days after receiving your advance payment.
6: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.
Product Name: | PRIMULINE |
Synonyms: | c.i.directyellow7,sodiumsalt;primuline,sodiumsalt;PRIMULIN;PRIMULINE;PRIMULINE YELLOW;PRIMULIN YELLOW;LABOTEST-BB LT00451870;CARNOTINE |
CAS: | 8064-60-6 |
MF: | C21H14N3NaO3S3 |
MW: | 475.54 |
EINECS: | 617-138-8 |
Product Categories: | |
Mol File: | 8064-60-6.mol |
PRIMULINE Chemical Properties |
Melting point | >300°C |
Colour Index | 49000 |
form | Powder |
color | Yellow-brown |
Safety Information |
WGK Germany | 3 |
RTECS | TV1050000 |
HS Code | 3204.14.5000 |
PRIMULINE Usage And Synthesis |
Preparation | p-Methylaniline (2 Moore) and sulfur (4.5 atomic ratio) in 200 ~ 280 ºC heat, with hair smoke from the sulphonated sulfuric acid alkali primrose spirit. |
Properties and Applications | green light yellow. Soluble in water for light yellow, with a light blue fluorescence. The strong sulfuric acid for light yellow, a green fluorescent, after diluted orange yellow precipitation. The dye solution to join strong hydroc-hloric acid has golden precipitation; Add thick sodium hyd-roxide solution for orange brown precipitation. Used for the cellulose fibre, silk dyeing, leather and biological shading. Silk dyeing in acetic acid bath, dyeing copper and iron ion in colored light basic unchanged. |