pentasodium;7-[[4-[[6-(carbamoylamino)-1-sulfonatooxy-3H-naphthalen-3-id-2-yl]diazenyl]benzoyl]amino]-4-hydroxy-3-[[4-[(2-sulfonatobenzene-4-id-1-yl)diazenyl]phenyl]diazenyl]naphthalene-2-sulfonate

五钠;7-[[4-[[6-(氨基甲酰氨基)-1-磺酸基氧基-3H-萘-3-负离子-2-基]二氮烯基]苯甲酰基]氨基]-4-羟基-3-[[4-[(2-磺酸基苯-4-负离子-1-基)二氮烯基]苯基]二氮烯基]萘-2-磺酸酯

Also known as: C.I.34250, Dianil Light Red 8BW

pentasodium;7-[[4-[[6-(carbamoylamino)-1-sulfonatooxy-3H-naphthalen-3-id-2-yl]diazenyl]benzoyl]amino]-4-hydroxy-3-[[4-[(2-sulfonatobenzene-4-id-1-yl)diazenyl]phenyl]diazenyl]naphthalene-2-sulfonate (CAS 6428-16-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C40H24N9Na5O13S3 and a molecular weight of 1049.8 g/mol. It is also known as C.I.34250 and Dianil Light Red 8BW. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
6428-16-6
Jingsj CID
J-300303-9
Molecular Formula
C40H24N9Na5O13S3
Chinese Name
五钠;7-[[4-[[6-(氨基甲酰氨基)-1-磺酸基氧基-3H-萘-3-负离子-2-基]二氮烯基]苯甲酰基]氨基]-4-羟基-3-[[4-[(2-磺酸基苯-4-负离子-1-基)二氮烯基]苯基]二氮烯基]萘-2-磺酸酯
Molecular Weight
1049.8 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of pentasodium;7-[[4-[[6-(carbamoylamino)-1-sulfonatooxy-3H-naphthalen-3-id-2-yl]diazenyl]benzoyl]amino]-4-hydroxy-3-[[4-[(2-sulfonatobenzene-4-id-1-yl)diazenyl]phenyl]diazenyl]naphthalene-2-sulfonate?

The CAS number of pentasodium;7-[[4-[[6-(carbamoylamino)-1-sulfonatooxy-3H-naphthalen-3-id-2-yl]diazenyl]benzoyl]amino]-4-hydroxy-3-[[4-[(2-sulfonatobenzene-4-id-1-yl)diazenyl]phenyl]diazenyl]naphthalene-2-sulfonate is 6428-16-6.

What are the molecular formula and molecular weight of pentasodium;7-[[4-[[6-(carbamoylamino)-1-sulfonatooxy-3H-naphthalen-3-id-2-yl]diazenyl]benzoyl]amino]-4-hydroxy-3-[[4-[(2-sulfonatobenzene-4-id-1-yl)diazenyl]phenyl]diazenyl]naphthalene-2-sulfonate?

pentasodium;7-[[4-[[6-(carbamoylamino)-1-sulfonatooxy-3H-naphthalen-3-id-2-yl]diazenyl]benzoyl]amino]-4-hydroxy-3-[[4-[(2-sulfonatobenzene-4-id-1-yl)diazenyl]phenyl]diazenyl]naphthalene-2-sulfonate has molecular formula C40H24N9Na5O13S3 and molecular weight 1049.8 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "pentasodium;7-[[4-[[6-(carbamoylamino)-1-sulfonatooxy-3H-naphthalen-3-id-2-yl]diazenyl]benzoyl]amino]-4-hydroxy-3-[[4-[(2-sulfonatobenzene-4-id-1-yl)diazenyl]phenyl]diazenyl]naphthalene-2-sulfonate (CAS 6428-16-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-300303-9 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.