CAS No.3051-11-4,BRILLIANT YELLOW Suppliers,MSDS download

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Basic Information

Molecular Structure:
CAS No.:	3051-11-4
Name:	BRILLIANT YELLOW

Formula:	C₂₆H₂₀N₄Na₂O₈S₂
Molecular Weight:	624.55
Synonyms:	Benzenesulfonicacid, 2,2'-(1,2-ethenediyl)bis[5-[(4-hydroxyphenyl)azo]-, disodium salt (9CI);Brilliant Yellow C (6CI);C.I. Direct Yellow 4 (7CI);C.I. Direct Yellow 4,disodium salt (8CI);Benzo Brilliant Yellow;Brilliant Fast Yellow G2N;Brilliant Paper Yellow;Brilliant Paper Yellow C;Brilliant Paper Yellow P;Brilliant Yellow (indicator);C.I. 24890;Calcomine BrilliantPaper Yellow;Chlorazol Brilliant Yellow 3G;Diaphtamine Brilliant Fast Yellow3G;Diazol Brilliant Yellow N;Direct Brilliant Yellow G;Direct Yellow 4;Fenamin Yellow 3G;Kayaku Direct Yellow G;Nippon Brilliant Yellow G;PaperYellow 3GX;Paper Yellow 3GXA;Paper Yellow CB;Tertrodirect Yellow B;Trisulfon Paper Yellow;[5-(4-Hydroxyphenyl)azo-2-[2-[4-(4-hydroxyphenyl)azo-2-sodiooxysulfonyl-phenyl]vinyl]phenyl]sulfonyloxysodium;
EINECS:	221-267-1
Density:	1.5 g/cm³
Melting Point:	>250°C
Solubility:	Partially soluble in water
Appearance:	Odorless and yellow-orange powder
Safety:	22-24/25
PSA:	221.06000
LogP:	8.06880

Synthetic route

: manganese(II)

: 3051-11-4
Brilliant Yellow

: 2Na(1+)*Mn(2+)*C26H16N4O8S2(4-)=Na2Mn(C26H16N4O8S2)

Conditions

Conditions	Yield
In water in acidic soln.; drying at 120°C;

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Specification

The Benzenesulfonic acid,2,2'-(1,2-ethenediyl)bis[5-[2-(4-hydroxyphenyl)diazenyl]-, sodium salt (1:2), with the CAS registry number 3051-11-4, is also known as 2,2'-(1,2-Ethenediyl)bis[5-[(4-hydroxyphenyl)azo]-benzenesulfonicacidisodium. Its EINECS number is 221-267-1. It belongs to the product categories of Intermediates of Dyes and Pigments; Organics; Stilbenes. This chemical's molecular formula is C₂₆H₂₀N₄Na₂O₈S₂ and molecular weight is 624.55. What's more, its systematic name is [5-(4-Hydroxyphenyl)azo-2-[2-[4-(4-hydroxyphenyl)azo-2-sodiooxysulfonyl-phenyl]vinyl]phenyl]sulfonyloxysodium.

Physical properties of Benzenesulfonic acid,2,2'-(1,2-ethenediyl)bis[5-[2-(4-hydroxyphenyl)diazenyl]-, sodium salt (1:2) are: (1)#H bond acceptors: 12; (2)#H bond donors: 2; (3)#Freely Rotating Bonds: 14; (4)Polar Surface Area: 193.4 Å².

When you are using this chemical, please be cautious about it as the following:
It will turn to reddish violet when in contact with concentrated sulfuric acid and purple in contact with diluted sulfuric acid. What's more, it will turn dark brown when in contact with concentrated nitric acid. So it should be sealed and stored in cool and dry places. When using it, you can't breathe dust. Also, you should keep it away from sources of ignition - No smoking.

You can still convert the following datas into molecular structure:
(1)Canonical SMILES: C1=CC(=O)C=CC1=NNC2=CC(=C(C=C2)C=CC3=C(C=C(C=C3)NN=C4C=CC(=O)C=C4)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+]
(2)InChI: InChI=1S/C26H20N4O8S2.2Na/c31-23-11-7-19(8-12-23)27-29-21-5-3-17(25(15-21)39(33,34)35)1-2-18-4-6-22(16-26(18)40(36,37)38)30-28-20-9-13-24(32)14-10-20;;/h1-16,29-30H,(H,33,34,35)(H,36,37,38);;/q;2*+1/p-2/b2-1+;;
(3)InChIKey: RDJCIKZLXHKBPH-SEPHDYHBSA-L