Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2,7-Naphthalenedisulfonicacid, 3-[2-(4-aminophenyl)diazenyl]-4,5-dihydroxy-, sodium salt (1:2)
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang

1681-60-3

1681-60-3 structure

1681-60-3 structure

Name: 2,7-Naphthalenedisulfonicacid, 3-[2-(4-aminophenyl)diazenyl]-4,5-dihydroxy-, sodium salt (1:2)
Chemical Name: pontacyl violet 4bsn
CAS Number: 1681-60-3
Molecular Formula: C₁₆H₁₁N₃Na₂O₈S₂
Molecular Weight: 483.38300
Create Date: 2018-02-17 08:00:00
Modify Date: 2024-01-16 21:57:42

Name	pontacyl violet 4bsn
Synonyms	VICTORIA VIOLET Victoriaviolett 4BS pontacylviolet Azo Wool Violet 4B 3-(4-Aminophenylazo)-4,5-dihydroxy-2,7-naphthalenedisulfonic Acid Disodium Salt Violet 49 Disodium 3-(4-Aminophenylazo)-4,5-dihydroxy-2,7-naphthalenedisulfonate C.I.Acid Violet 3 ACID VIOLET ACID VIOLET 4BS

Molecular Formula	C₁₆H₁₁N₃Na₂O₈S₂
Molecular Weight	483.38300
Exact Mass	482.97800
PSA	222.36000
LogP	4.79960

HS Code	2927000090

Precursor 2
148-25-4 14368-49-1
DownStream 0

HS Code	2927000090
Summary	2927000090 other diazo-, azo- or azoxy-compounds。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%