Company Name: |
Chemwill Asia Co.,Ltd.
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Tel: |
86-21-51086038 |
Email: |
chemwill_asia@126.com |
Products Intro: |
CAS:4443-99-6 Purity:0.99 Package:5KG;1KG;25KG PRICE quotation Remarks:Factory stock, quality assurance, price concessions
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Company Name: |
Energy Chemical
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Tel: |
021-021-58432009 400-005-6266 |
Email: |
sales8178@energy-chemical.com |
Products Intro: |
Product Name:Diazine Black CAS:4443-99-6 Purity:Dye content 65 % Package:1G
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- JANUS BLACK
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- $1.00 / 1KG
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2019-07-06
- CAS:4443-99-6
- Min. Order: 1G
- Purity: 98%
- Supply Ability: 100KG
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| JANUS BLACK Basic information |
Product Name: | JANUS BLACK | Synonyms: | JANUS BLACK;CI 11815;CI NO 11825;DIAZINE BLACK;BASIC BLACK 2;C.I.Bacic Black 2;JANUS BLACK C.I. NO. 11825;C.I.11825 | CAS: | 4443-99-6 | MF: | C28H26ClN5O | MW: | 483.99 | EINECS: | | Product Categories: | | Mol File: | 4443-99-6.mol | |
| JANUS BLACK Chemical Properties |
Melting point | 200 °C (dec.)(lit.) |
Hazard Codes | Xi | Risk Statements | 36/37/38 | Safety Statements | 26-36 | WGK Germany | 3 |
| JANUS BLACK Usage And Synthesis |
Uses | Janus Black was used for the dyeing of polyacrylonitrile fibers.
| Preparation | N, N-diethyl-phenosafranine diazo, coupled with phenol. | Properties and Applications | green and black. Soluble in water for dark green light blue, soluble in ethanol for red light blue. The strong sulfuric acid for green, diluted for purple, and a green precipitation. The dye solution to join hydrochloric acid soluble green precipitate generated; With strong sodium hydroxide solution generation red precipitate.
Standard
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Light Fastness
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Persperation Fastness
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Ironing Fastness
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Soaping
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Fading
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Stain
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Fading
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Stain
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Fading
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Stain
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AATCC
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6
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5
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5
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3-4
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5
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5
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| Forms and nomenclature |
Janus Black R 17 is formed by coupling diazotized diethylphenosafranine to phenol.
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| JANUS BLACK Preparation Products And Raw materials |
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