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118-46-7 1-amino-7-naphthol

product Name 1-amino-7-naphthol
CAS No 118-46-7
Synonyms 8-Amino-2-naphthol; 8-aminonaphthalen-2-ol
Molecular Formula C10H9NO
Molecular Weight 159.1846
InChI InChI=1/C10H9NO/c11-9-5-7-3-1-2-4-8(7)6-10(9)12/h1-6,12H,11H2
EINECS 204-252-4
Molecular Structure 118-46-7 1-amino-7-naphthol
Density 1.281g/cm3
Melting point 204-207℃
Boiling point 343.5°C at 760 mmHg
Refractive index 1.741
Flash point 161.6°C
Water solubility slightly soluble
Vapour Pressur 3.52E-05mmHg at 25°C
Hazard Symbols  Xi:Irritant;
Risk Codes R36/37/38:;
Safety Description S26:;
S37/39:;
MSDS Material Safety Data Sheet

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Tianjin Yuansu Chemical Reagent Co., LTD [ Gold Suppliers ]
Specifications 99% min
Packing 25kg 50kg drum or bag
Description What is the chemical of 1-Amino-7-Naphthol ? Appearance: Colorless needle shaped crystals ; Assay: 99% min by HPLC ; IR Identity: conform to standard ; HNMR£º 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 ; Melting point: 205-207¡æ; ================================================================== Mainly used for the preparation of azo dyes, 1-acetamino-7-naphthol can be obtained through acetylation reaction, which can be further used to manufacture neutral brown VRL, dark brown 5R, neutral black BRL, black BGL and other dyes. It can also be used as a coupling component intermediate for neutral dyes =============================================================================== The production method is obtained by alkali melting and acidification of 1,7-aminonaphthalene sulfonic acid (1,7-carboxylic acid)
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Email sales@yuansu-reagent.com
Address No. 268, Yuliang Street, Dagang Street, Binhai New Area, Tianjin, China
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