6-Amino-5-(4-benzoylamino-2-sulfo-phenylazo)-4-hydroxy-naphthalene-2-sulfonic acid

Base Information

Chemical Name:6-Amino-5-(4-benzoylamino-2-sulfo-phenylazo)-4-hydroxy-naphthalene-2-sulfonic acid
CAS No.:59969-82-3
Molecular Formula:C₂₃H₁₈N₄O₈S₂
Molecular Weight:542.55
Hs Code.:

Synonyms:6-Amino-5-(4-benzoylamino-2-sulfo-phenylazo)-4-hydroxy-naphthalene-2-sulfonic acid

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Chemical Property of 6-Amino-5-(4-benzoylamino-2-sulfo-phenylazo)-4-hydroxy-naphthalene-2-sulfonic acid

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Technology Process of 6-Amino-5-(4-benzoylamino-2-sulfo-phenylazo)-4-hydroxy-naphthalene-2-sulfonic acid

There total 3 articles about 6-Amino-5-(4-benzoylamino-2-sulfo-phenylazo)-4-hydroxy-naphthalene-2-sulfonic acid which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

: 90-51-7
6-amino-4-hydroxy-2-naphthalenesulfonic acid

: 71552-77-7
2-amino-5-benzoylamino-benzenesulfonic acid

: 59969-82-3
6-Amino-5-(4-benzoylamino-2-sulfo-phenylazo)-4-hydroxy-naphthalene-2-sulfonic acid

Guidance literature:: 2-amino-5-benzoylamino-benzenesulfonic acid; With hydrogenchloride; sodium hydroxide; sodium nitrite; In water; for 2h; Cooling with ice;

6-amino-4-hydroxy-2-naphthalenesulfonic acid; With sodium hydroxide; In water; for 2.75h; pH=9;

Reference yield:

: 98-88-4
benzoyl chloride

: 59969-82-3
6-Amino-5-(4-benzoylamino-2-sulfo-phenylazo)-4-hydroxy-naphthalene-2-sulfonic acid

Guidance literature:: Multi-step reaction with 2 steps

1.1: water / 3 h / 30 °C

2.1: sodium hydroxide; sodium nitrite; hydrogenchloride / water / 2 h / Cooling with ice

2.2: 2.75 h / pH 9

With hydrogenchloride; sodium hydroxide; sodium nitrite; In water;

Reference yield:

: 88-45-9
2,5-diaminobenzenesulfonic acid

: 59969-82-3
6-Amino-5-(4-benzoylamino-2-sulfo-phenylazo)-4-hydroxy-naphthalene-2-sulfonic acid

Guidance literature:: Multi-step reaction with 2 steps

1.1: water / 3 h / 30 °C

2.1: sodium hydroxide; sodium nitrite; hydrogenchloride / water / 2 h / Cooling with ice

2.2: 2.75 h / pH 9

With hydrogenchloride; sodium hydroxide; sodium nitrite; In water;