Direct Black 19

Catalog Number

ACM6428315

CAS

6428-31-5

Structure

Synonyms

C.I. Direct Black 19;C.I. 35255;2,7-Naphthalenedisulfonic acid, 4-amino-3,6-bis((4-((2,4-diaminophenyl)azo)phenyl)azo)-5-hydroxy-, disodium salt

Molecular Weight

839.77

Molecular Formula

C34H27N13Na2O7S2

Actives

95%

Physical State

Solid

Typical Applications

Use as dye.

MSDS

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COA

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Spec Sheet

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Custom Q&A

What is the molecular formula of Direct Black 19?

The molecular formula of Direct Black 19 is C34H27N13Na2O7S2.

What is the molecular weight of Direct Black 19?

The molecular weight of Direct Black 19 is 839.8 g/mol.

What is the IUPAC name of Direct Black 19?

The IUPAC name of Direct Black 19 is disodium;4-amino-3,6-bis[[4-[(2,4-diaminophenyl)diazenyl]phenyl]diazenyl]-5-hydroxynaphthalene-2,7-disulfonate.

What is the InChI of Direct Black 19?

The InChI of Direct Black 19 is InChI=1S/C34H29N13O7S2.2Na/c35-18-1-11-26(24(37)15-18)44-40-20-3-7-22(8-4-20)42-46-32-28(55(49,50)51)13-17-14-29(56(52,53)54)33(34(48)30(17)31(32)39)47-43-23-9-5-21(6-10-23)41-45-27-12-2-19(36)16-25(27)38;;/h1-16,48H,35-39H2,(H,49,50,51)(H,52,53,54);;/q;2*+1/p-2.

What is the Canonical SMILES of Direct Black 19?

The Canonical SMILES of Direct Black 19 is C1=CC(=CC=C1N=NC2=C(C=C(C=C2)N)N)N=NC3=C(C4=C(C(=C(C=C4C=C3S(=O)(=O)[O-])S(=O)(=O)[O-])N=NC5=CC=C(C=C5)N=NC6=C(C=C(C=C6)N)N)N)O.[Na+].[Na+].

What is the CAS number of Direct Black 19?

The CAS number of Direct Black 19 is 6428-31-5.

What is the UNII of Direct Black 19?

The UNII of Direct Black 19 is B91N7SNH1C.

What is the hydrogen bond donor count of Direct Black 19?

The hydrogen bond donor count of Direct Black 19 is 6.

What is the hydrogen bond acceptor count of Direct Black 19?

The hydrogen bond acceptor count of Direct Black 19 is 20.

What is the topological polar surface area of Direct Black 19?

The topological polar surface area of Direct Black 19 is 380 ?2.

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