Welcome to LookChem.com Sign In|Join Free

CAS

  • or

61951-74-4

Post Buying Request

61951-74-4 Suppliers

Recommended suppliersmore

  • Product
  • FOB Price
  • Min.Order
  • Supply Ability
  • Supplier
  • Contact Supplier

61951-74-4 Usage

Preparation

Benzaldehyde ?with sulfuric acid and nitric acid nitrification, use the method reduction, with vinegar anhydride acylation, with sulfuric acid nitrification and nitric acid, hydrochloric acid and iron powder reduction, first and 4-Formylbenzene-1,3-disulfonic acid condensation, again with 3-Amino-4-hydroxybenzenesulfonic acidcondensation, copper complexation, then with 5-Chloro-2,4,6-trifluoropyrimidine condensation.

Properties and Applications

bright blue. Blue-black powder, water solution is bright blue, poor solubility. The strong sulfuric acid for navy, diluted for brown; In the nitric acid is shallow brown, precipitation, diluted into light yellow. The dye water solution is colourful blue, with 1 Moore sodium hydroxide solution is still bright blue; Continue to join insurance powder and warm, into a colourless; Add a boric acid sodium can’t restore the original colour and lustre. Used for cotton, wool, linen, silk and viscose fiber dyeing and printing, also can be used for polyester/cotton blended fabric dyeing of a bath. Standard Light Fastness Oxygen bleaching Persperation Fastness Soaping Fading Stain Fading Stain Fading Stain ISO 4-5 5 4-5 5 4(5*60℃) 5

Standard

Light Fastness

Fading

Stain

Check Digit Verification of cas no

The CAS Registry Mumber 61951-74-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,1,9,5 and 1 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 61951-74:
(7*6)+(6*1)+(5*9)+(4*5)+(3*1)+(2*7)+(1*4)=134
134 % 10 = 4
So 61951-74-4 is a valid CAS Registry Number.

61951-74-4Upstream product

61951-74-4Downstream Products

Post a RFQ

Enter 15 to 2000 letters.Word count: 0 letters

Attach files(File Format: Jpeg, Jpg, Gif, Png, PDF, PPT, Zip, Rar,Word or Excel Maximum File Size: 3MB)

1

What can I do for you?
Get Best Price

Get Best Price for 61951-74-4