Napthol ASBS
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- Category :
Dyestuffs and Pigments
- CAS NO : 135-65-9
- EC NO : 205-209-2
- Molecular Formula : C17H12N2O4
- Main Specifications : 99% min
- Synonyms : C.I. 37515;C.I. Azoic Coupling Component 17;3-Hydroxy-3'-nitro-2-naphthanilide;Naphthol AS-BS;Azoic coupling component 17;2-Hydroxy-3-Naphthoyl-M-Nitroaniline;3-hydroxy-N-(3-nitrophenyl)naphthalene-2-carboxamide;3-Hydroxy-N-(3-Nitrophenyl)-2-Naphthalenecarboxamide;NaptholASBS;Napthol ASBS;
Package: 25kg 50kg drum or bag
Uses : Naphthol AS-BS is mainly used as a dye intermediate and is widely applied in the textile printing and dyeing industry. Specifically, Naphthol ASBS includes: serving as a dyeing mordant for cotton fiber, viscose fiber, vinylon, silk, etc., which can genera
Molecular Structure:
Product description:
Appearance: White to pale yellow or yellow-green powder；
??Assay:99%min by HPLC；
IR Identity: conform to standard；
HNMR： conform to standard；
carbon spectrum: conform to standard；
Water by K. F.:0.5% max or as per the customer’s request；
Loss on drying:0.5% max. or as per the customer’s request；
use:
Naphthol AS-BS is mainly used as a dye intermediate and is widely applied in the textile printing and dyeing industry. Specifically, Naphthol ASBS includes: serving as a dyeing mordant for cotton fiber, viscose fiber, vinylon, silk, etc., which can generate colors such as red, yellow, orange, and blue when combined with coupling components (e.g., Magenta Base G); used in cotton fabric printing (such as discharge printing); acting as a raw material for organic pigments (e.g., Pigment Red 18, 23, 31, etc.), quick-drying dyes, and neutral dyes; Additionally, it is also used as a pharmaceutical intermediate and industrial raw material.
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