Pigment Red 70

颜料红70

Also known as: benzenesulfonic acid, 2-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-5-methyl-, sodium salt (1:1), 2-[(2-hydroxy-1-naphthalenyl)azo]-5-methyl-benzenesulfonic acid, monosodium salt, C.I. Pigment Red 70, P.R.70, Pigment 70, Dainichi Brilliant Red G, sodium 5-methyl-2-[(2Z)-2-(2-oxonaphthalen-1(2H)-ylidene)hydrazinyl]benzenesulfonate, sodium,5-methyl-2-[(2Z)-2-(2-oxonaphthalen-1-ylidene)hydrazinyl]benzenesulfonate

Pigment Red 70 (CAS 5850-89-5) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C17H13N2NaO4S and a molecular weight of 364.35100 g/mol. It is also known as benzenesulfonic acid, 2-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-5-methyl-, sodium salt (1:1), 2-[(2-hydroxy-1-naphthalenyl)azo]-5-methyl-benzenesulfonic acid, monosodium salt and C.I. Pigment Red 70. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

5850-89-5

Jingsj CID

J-1509551-6

Molecular Formula

C₁₇H₁₃N₂NaO₄S

Chinese Name

颜料红70

Molecular Weight

364.35100 g/mol

Category

Organic Compounds

Last updated

8/21/2026