-
Name
Naphthol Yellow S
- EINECS 212-690-2
- CAS No. 846-70-8
- Density
-
Solubility
appreciable
Stability
- Stable. Incompatible with strong oxidizing agents.
Toxicology
- Harmful if inhaled or swallowed.
- Melting Point >300℃
- Formula C10H6 N2 O8 S . 2 Na
- Boiling Point
- Molecular Weight 358.19
- Flash Point
- Transport Information
- Appearance light yellow powder
-
Safety
Hazard Codes Xi Safety Statements 22-24/25 WGK Germany 3
RTECS QK1813000
Hazard Note Irritant - Risk Codes 11-34
-
Molecular Structure
-
Hazard Symbols
- Synonyms 2-Naphthalenesulfonicacid, 8-hydroxy-5,7-dinitro-, disodium salt (8CI,9CI); Flavianic acid sodiumsalt (6CI); 1307 Yellow; 1422 Yellow; A.F. Yellow No.1; Acid Leather YellowNYS; Acid Yellow 1; Acid Yellow S; Amacid Yellow S; C.I. 10316; C.I. AcidYellow 1; C.I. Food Yellow 1; Calcocid Yellow S; Dolkwal Naphthol Yellow S;Dynacid Yellow S; Edicol Supra Yellow Y; Ext D & C Yellow 7; Ext D and CYellow No. 7; Ext D&C Yellow No. 7-38007; Ext D&C Yellow No. 7-90126;External D and C Yellow 7; External Yellow 7; FD and C Yellow No. 1; Flavianicacid disodium salt; Hispacid Yellow NSF; Japan Yellow 403-1; Japan Yellow No.403-1; Java Naphthol Yellow S; KCA Naphthol Yellow S; Kiton Yellow S; MapleNaphthol Yellow S; Monacid Yellow RS; Nankai Naphthol Yellow S; Naphthol LakeYellow FY; Naphthol Yellow; Naphthol Yellow L; Naphthol Yellow OS; NaphtholYellow PL; Naphthol Yellow RS; Naphthol Yellow S; Naphthol Yellow S 38007;Naphthol Yellow S 90126; Naphthol Yellow SEL 12; Naphthol Yellow SFQ; NaphtholYellow SNA; Naphthol Yellow SXX; Naphthol yellow S sodium salt; NaphtocardYellow S; Naphtol Yellow S; Paper Yellow L; Rakuto Naphthol Yellow S; Sodiumflavianate; Solar Yellow NY; Solar Yellow NY conc; Solar Yellow NY, sodiumsalt; Sulfur Yellow S; Transparent Yellow Lake 16091; Triacid Yellow S; Yellow403-1; Yellow Lake 71; Yellow No. 403; Yellow No. 403-1
- PSA 180.28000
- LogP 3.83130
Toxicity data
(The meaning of any toxicologi
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