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Indigo

CAS NO.： 482-89-3

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Specification： 94.1%

Documentation：

COA

Lead Time： 14-30 days

Max Capacity： -

Packing： 25KG/Fibre Drum

Product Detail

Properties

Indigo

Another name: reducing indigo

Index no. of dyes: C.I.Reducing blue1 (73000)

Corresponding foreign trade name: INDIGO(Acna, Fran, ICI,VAT BLUE)

Molecular formula:C₁₆H₁₀O₂N₂

molecular weight:262.27

Chemical name: 3,3-dioxbisindophenol

Chemical Structural formula: 结构式

Properties

Indigo is a kind of vat dye and one of the earliest natural dyes used by human beings. It is named after its characteristic indigo.

CAS No.

482-89-3

Formula

C16H10N2O2

Molecular Mass

262.26300

Exact Mass

262.07400

PSA

58.20000

Logp

3.09080

IUPAC

2-(3-hydroxy-1H-indol-2-yl)indol-3-one

Matter Classification

organic

Category

Melting Point

>300 °C(lit.)

Density

1.01 g/mL at 20 °C

Boiling Point

400.4 ºC at 760mmHg

Flash Point

158.2 ºC

Appearance

Dark blue powder (or particle)

Acidity and Basicity

alkalinity

HS Code

32041510

Export Formalities

A R

Risk Code

R36/37/38

Safety Label

Xi,Xn

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Liyang Brother Chemical Co., Ltd.

27YRS

Business Type：

Manufacturing

Country/Region：

Jiangsu, China

Contacts：

Dong Wei

Position Title：

Sales Manager

Tel：

Email：

brotherchem@chemmail.net

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