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| Name |
Acid yellow 11 |
EINECS | 228-808-0 |
| CAS No. | 6359-82-6 | Density | N/A |
| PSA | 128.35000 | LogP | 4.28660 |
| Solubility | N/A | Melting Point |
N/A |
| Formula | C16H13N4O4S.Na | Boiling Point | N/A |
| Molecular Weight | 380.35 | Flash Point | N/A |
| Transport Information | N/A | Appearance | yellow to slightly orange powder |
| Safety | 45-36/37/39-26 | Risk Codes | 44-34 |
| Molecular Structure |
|
Hazard Symbols |
 C
|
| Synonyms |
Benzenesulfonicacid, 4-[4,5-dihydro-3-methyl-5-oxo-4-(phenylazo)-1H-pyrazol-1-yl]-, sodiumsalt (9CI);Benzenesulfonic acid,p-[5-hydroxy-3-methyl-4-(phenylazo)pyrazol-1-yl]-, sodium salt (7CI);C.I. AcidYellow 11, sodium salt (8CI);Acid Brilliant Yellow G;Acid Fast Yellow G;AcidFlavine G;Acid Light Fast Yellow G;Acid LightfastYellow;Acid Yellow 11;Acid Yellow GX;Acid Yellow L;AcidYellow Lightfast;Acidine Fast Yellow 3G;Acidine Fast Yellow G;Amacid LightYellow 3G;Atul Acid Light Fast Yellow G;Belacid Fast Light Yellow 3GL;C.I.18820;C.I. Acid Yellow 11;Calcocid Fast Yellow 3G;Multicuer Yellow GX;Neklacid Fast Yellow GG;Pacid Light FastYellow G;Peeracid Fast Light Yellow 3G;Pyrazolone Yellow J;Sandal Acid FastYellow G;Silk Yellow G;Sumitomo Sun Fast Yellow 2GL;Sunfast Yellow;TriacidLight Yellow 3GL;Unitertracid Light Yellow FL;Unitertracid Yellow FL;Vondacid Light Yellow GN;Yellow 407;Yellow Lake 70;Yellow No. 407;Cetil Light Yellow G;Colacid Yellow L;Colorosacid Yellow 11;Colorosacid Yellow Light Fast;ConacidYellow AA;Curolite Yellow 2G;Curolite Yellow 3G;Curolite Yellow G;DalfLight Yellow;Dinacid Light Fast Yellow G;Dycosacid Brilliant Yellow G;Dynacid Yellow G;Egacid Yellow G;C Yellow 3;Ext D and C YellowNo. 3;External D and C Yellow Number 3;Fast Acid Yellow G;Fast Light Yellow;Fast Light Yellow G;Fast Light Yellow G 3X;Fast Yellow G;Fenalan Yellow 2G;Flavazine;Flavazine L;Hidacid Fast Yellow 3G;Hispacid Fast Yellow 3GL;Hispacid Fast Yellow FL;Japan Yellow 407;Java Light Yellow GN;Kemacid YellowG;Kiton Fast Yellow 2GC;Korostan Yellow G;Light Fast Yellow G;MultacidYellow GX; |
Acid yellow 11 Specification
The Acid yellow 11 is an organic compound with the formula C16H13N4O4S.Na. The IUPAC name of this chemical is sodium 4-(3-methyl-5-oxo-4-phenyldiazenyl-4H-pyrazol-1-yl)benzenesulfonate. With the CAS registry number 6359-82-6, it is also named as benzenesulfonic acid, 4-[5-hydroxy-3-methyl-4-[(E)-2-phenyldiazenyl]-1H-pyrazol-1-yl]-, sodium salt (1:1). The product's category is Dyes and Pigments. Besides, it is a yellow to slightly orange powder, which should be stored in a dark cool and dry place. It is mainly used for dyeing wool, silk and fabric and coloring of paper, leather, paints, pharmaceuticals, cosmetics.
Physical properties about Acid yellow 11 are: (1)#H bond acceptors: 8; (2)#H bond donors: 2; (3)#Freely Rotating Bonds: 5; (4)Polar Surface Area: 128.35 Å2.
Preparation: this chemical can be prepared by Aniline and 1-(sulfo-phenyl)-3-methyl-5-pyrazolone through coupling and salting.
When you are using this chemical, please be cautious about it as the following:
It can cause burns. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. Besides, this chemical is risk of explosion if heated under confinement. When you are using it, wear suitable gloves and eye/face protection. In case of accident or if you feel unwell seek medical advice immediately (show the label where possible).
You can still convert the following datas into molecular structure:
(1)SMILES: [Na+].[O-]S(=O)(=O)c1ccc(cc1)n3nc(C)c(/N=N/c2ccccc2)c3O
(2)InChI: InChI=1/C16H14N4O4S.Na/c1-11-15(18-17-12-5-3-2-4-6-12)16(21)20(19-11)13-7-9-14(10-8-13)25(22,23)24;/h2-10,21H,1H3,(H,22,23,24);/q;+1/p-1/b18-17+;
(3)InChIKey: WUKOPYOUBRDMHY-MQRXKLAQBO
(4)Std. InChI: InChI=1S/C16H14N4O4S.Na/c1-11-15(18-17-12-5-3-2-4-6-12)16(21)20(19-11)13-7-9-14(10-8-13)25(22,23)24;/h2-10,21H,1H3,(H,22,23,24);/q;+1/p-1/b18-17+;
(5)Std. InChIKey: WUKOPYOUBRDMHY-ZAGWXBKKSA-M
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