| Identification | More | [Name]
1-Naphthol-5-sulfonic acid | [CAS]
117-59-9 | [Synonyms]
1-NAPHTHOL-5-SULFONIC ACID
5-HYDROXY-NAPHTHALENE-1-SULFONIC ACID
L ACID
5-hydroxy-1-naphthalenesulfonicaci
1-NAPHTHOL-5-SULFONIC ACID SODIUM SALT TECH
1,5-Oxy acid
1-Naphthalenesulfonic acid,5-hydroxy-
5-HYDROXY-1-NAPHTHALENESULFONIC ACID SODIUM SALT TECH
5-Hydroxy-1-naphthalenesulfonic acid
5-Hydroxynaphthalene-1-sulphonic acid
1-NAPHTHOL-5-SULFONICACID(L-ACID,DRY) | [EINECS(EC#)]
204-199-7 | [Molecular Formula]
C10H8O4S | [MDL Number]
MFCD00065326 | [Molecular Weight]
224.23 | [MOL File]
117-59-9.mol |
| Raw materials And Preparation Products | Back Directory | [Raw materials]
Naphthalene | [Preparation Products]
ACID BLACK 24-->[1,1'-Biphenyl]-3,3'-dicarboxylicacid,4-[2-[1-hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl]diazenyl]-4'-[2-(1-hydroxy-5-sulfo-2-naphthalenyl)diazenyl]-,sodium salt (1:4)-->MORDANT BROWN 15-->Acid Red 27-->Acid Blue 349-->Acid Brown 4-->AZO BLUE-->1-Naphthalenesulfonic acid, 6-[[5-chloro-4-[(2-hydroxy-6-sulfo-1-naphthalenyl)azo]-2-methoxyphenyl]azo]-5-hydroxy-, disodium salt-->Benzoic acid, 2-hydroxy-3(or 5)-[[4-[(1-hydroxy-5-sulfo-2-naphthalenyl)azo]-1-naphthalenyl]azo]-, disodium salt-->Acid mordant Brown 92-->Direct Blue 306-->6-(5-Chloro-2-hydroxy-4-sulfophenylazo)-5-hydroxy-1-naphthalenesulfonic acid disodium salt-->2-Hydroxy-5-[[4-[(1-hydroxy-5-sodiosulfo-2-naphthalenyl)azo]-1-naphthalenyl]azo]benzoic acid sodium salt-->sodium 5-hydroxy-6-(naphthylazo)naphthalenesulphonate-->disodium 5-hydroxy-6-[[2-methoxy-5-[[2-(sulphonatooxy)ethyl]sulphonyl]phenyl]azo]naphthalenesulphonate-->Mordant Black 29-->1-Naphthalenesulfonic acid, 6,6'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[5-hydroxy-, disodium salt-->disodium 5-hydroxy-6-[(4-sulphonatonaphthyl)azo]naphthalenesulphonate |
| Hazard Information | Back Directory | [Chemical Properties]
Off-white to reddish paste. Dissolved in water. | [Uses]
1-Naphthol-5-sulfonic acid is used to prepare dyes and organic pigments, such as direct dark blue L, pigment purple sauce BLC, lake purple red CK, etc. It is also used to prepare photoresist sensitizer 215. | [Synthesis]
1-Naphthol-5-sulfonic acid is obtained from 1-naphthylamine-5-sulfonic acid by salification, hydrolysis and neutralization. |
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