Company Details

  • Dynasty Chemicals (NingBo) Co., Ltd.

  •  [Zhejiang,China]
  • Business Type:Manufacturer , Distributor/Wholesaler
  • Main Mark: Worldwide , Africa , Americas , Asia , Europe , Middle East , Oceania
  • Exporter:71% - 80%
  • Certs:ISO9001
  • Description:Indigo,Vat Navy Blue BG,Indigo Paste
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Dynasty Chemicals (NingBo) Co., Ltd.

Indigo,Vat Navy Blue BG,Indigo Paste

Home > Products > Industries & Applications > Textile > Vat Blue 1 CAS No.482-89-3

Vat Blue 1 CAS No.482-89-3

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Basic Info

Model No.: C.I.Vat Blue 1

Product Description


Dynathrene Dyes offer excellent fastness to washing, light and bleaching for cellulosic fiber.

Dynathrene C.I. Vat CAS NO. Characteristics
Indigo Blue 1 482-89-3 Navy Blue

Product Name: Vat Blue 1
Synonyms:C.I. 73000; C.I. Vat Blue 1; 2-(1,3-Dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro-3H-indol-3-one; 2,2'-Bis(2,3-dihydro-3-oxoindolylidene); Indigo blue; Vat Blue 1; 2,2'-biindole-3,3'(1H,1'H)-dione
Molecular Formula:C16H10N2O2

Molecular Weight: 262.26
CAS NO.482-89-3

EINECS: 207-586-9
Molecular Structure :
Indigo CAS NO.482-89-3

Properties and Applications: Navy blue to red navy. Blue powder. Soluble in hot aniline, insoluble in ethanol. The concentrated sulfuric acid for the yellow green, diluted with blue precipitate; in concentrated nitric acid to form isatin, a red yellow. Alkaline reduction leuco pale yellow; acid is a colorless leuco restored. Mainly used for dyeing cotton yarn and cotton cloth. Can also be used for wool and silk carpets and handicrafts in the application. Pure product is used in Food Dyes, can also be processed into Organic Pigments. C.I. Pigment Blue 66 and the same chemical structure.


Standard Ironing Fastness Chlorine bleach Light Fastness Mercerized Oxygen bleach Soaping
Fading Stain
ISO 4 2 3 4 2-3
AATCC 3 1-2 3 2-3

--LYY

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Product Categories : Industries & Applications > Textile

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