2,7-Naphthalenedisulfonic acid, 3,6-bis[2-(2-arsonophenyl)diazenyl]-4,5-dihydroxy-, sodium salt (1:2)
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![2,7-Naphthalenedisulfonic acid, 3,6-bis[2-(2-arsonophenyl)diazenyl]-4,5-dihydroxy-, sodium salt (1:2) structure](https://file.echemi.com/fileManage/upload/canonicalSmiles/20220811/897f86e1c4584566ba85210d34404ef6.png "2,7-Naphthalenedisulfonic acid, 3,6-bis[2-(2-arsonophenyl)diazenyl]-4,5-dihydroxy-, sodium salt (1:2)")
2,7-Naphthalenedisulfonic acid, 3,6-bis[2-(2-arsonophenyl)diazenyl]-4,5-dihydroxy-, sodium salt (1:2)
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CAS No:
62337-00-2
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Formula:
C22H18As2N4O14S2.2Na
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Chemical Name:
2,7-Naphthalenedisulfonic acid, 3,6-bis[2-(2-arsonophenyl)diazenyl]-4,5-dihydroxy-, sodium salt (1:2)
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Synonyms:
2,7-Naphthalenedisulfonic acid,3,6-bis[2-(2-arsonophenyl)diazenyl]-4,5-dihydroxy-,sodium salt (1:2);2,7-Naphthalenedisulfonic acid,3,6-bis[(2-arsonophenyl)azo]-4,5-dihydroxy-,disodium salt;Arsenazo-III disodium salt
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CAS No:
2,7-Naphthalenedisulfonic acid, 3,6-bis[2-(2-arsonophenyl)diazenyl]-4,5-dihydroxy-, sodium salt (1:2) Basic Attributes
820.33
819.83300
216-788-6
Safety Information
II
6.1
UN 3465 6.1/PG 2
3
23/25-50/53
20/21-28-45-60-61
T,N
|Danger|H301 (100%): Toxic if swallowed [Danger Acute toxicity, oral]|P260, P261, P264, P270, P271, P273, P301+P310, P304+P340, P311, P314, P321, P330, P391, P403+P233, P405, and P501|Aggregated GHS information provided by 4 companies from 1 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
2,7-Naphthalenedisulfonic acid, 3,6-bis[2-(2-arsonophenyl)diazenyl]-4,5-dihydroxy-, sodium salt (1:2) Use and Manufacturing
Arsenazo-III is a diazo dye reagent used in the spectrophotometric determination of aluminum, gallium and indium.Toxic if swallowed. Toxic if inhaled. Very toxic to aquatic life.
Computed Properties
Molecular Weight:820.3
Hydrogen Bond Donor Count:6
Hydrogen Bond Acceptor Count:18
Rotatable Bond Count:6
Exact Mass:819.83317
Monoisotopic Mass:819.83317
Topological Polar Surface Area:336
Heavy Atom Count:46
Complexity:1280
Covalently-Bonded Unit Count:3
Compound Is Canonicalized:Yes
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2,7-Naphthalenedisulfonic acid, 3,6-bis[2-(2-arsonophenyl)diazenyl]-4,5-dihydroxy-, sodium salt (1:2)
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