trisodium 2-[[4,5-dihydro-3-methyl-5-oxo-1-[4-[[2-(sulfonatooxy)ethyl]sulfonyl]phenyl]-1H-pyrazol-4-yl]azo]naphthalene-1,5-disulfonate

2-[[4,5-二氢-3-甲基-5-氧代-1-[4-[[2-(磺酰氧基)乙基]磺基]苯基]-1H-吡唑-4-基]偶氮]-1,5-萘二磺酸三钠盐

Also known as: 1,5-Naphthalenedisulfonic acid, 2-[[4,5-dihydro-3-methyl-5-oxo-1-[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]-1H-pyrazol-4-yl]azo]-, trisodium salt, trisodium,2-[[3-methyl-5-oxo-1-[4-(2-sulfonatooxyethylsulfonyl)phenyl]-4H-pyrazol-4-yl]diazenyl]naphthalene-1,5-disulfonate

trisodium 2-[[4,5-dihydro-3-methyl-5-oxo-1-[4-[[2-(sulfonatooxy)ethyl]sulfonyl]phenyl]-1H-pyrazol-4-yl]azo]naphthalene-1,5-disulfonate (CAS 20298-05-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C22H17N4Na3O13S4 and a molecular weight of 742.61900 g/mol. It is also known as 1,5-Naphthalenedisulfonic acid, 2-[[4,5-dihydro-3-methyl-5-oxo-1-[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]-1H-pyrazol-4-yl]azo]-, trisodium salt and trisodium,2-[[3-methyl-5-oxo-1-[4-(2-sulfonatooxyethylsulfonyl)phenyl]-4H-pyrazol-4-yl]diazenyl]naphthalene-1,5-disulfonate. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

20298-05-9

Jingsj CID

J-1168816-1

Molecular Formula

C₂₂H₁₇N₄Na₃O₁₃S₄

Chinese Name

2-[[4,5-二氢-3-甲基-5-氧代-1-[4-[[2-(磺酰氧基)乙基]磺基]苯基]-1H-吡唑-4-基]偶氮]-1,5-萘二磺酸三钠盐

Molecular Weight

742.61900 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026