Name | 3,3'-Dimethoxybenzidine dihydrochloride |
Synonyms | DSS 2-Dianisidinedi2HCl 2-DIANISIDINE DIHCL o-Dianisidine dihydrochloride ortho-dianisidine dihydrochloride C.I. Disperse Black 6 dihydrochloride 3,3'-dimethoxy-benzidindihydrochloride 3,3'-Dimethoxybenzidine dihydrochloride 3,3'-DIMETHOXYBENZIDINE HYDROCHLORIDE HY DRATE 3,3'-dimethoxy-4,4'-diaminobiphenyldihydrochloride 3,3-dimethoxybiphenyl-4,4-ylenediammonium dichloride O-DIANISIDINE DIHYDROCHLORIDE 10 MG*TABL ETS, TRU-ME 3,3'-DIMETHOXYBENZIDINE DIHYDROCHLORIDE, PGE WITH 50 TABL. |
CAS | 20325-40-0 |
EINECS | 243-737-5 |
InChI | InChI=1/C14H16N2O2.2ClH/c1-17-13-7-9(3-5-11(13)15)10-4-6-12(16)14(8-10)18-2;;/h3-8H,15-16H2,1-2H3;2*1H |
InChIKey | UXTIAFYTYOEQHV-UHFFFAOYSA-N |
Molecular Formula | C14H17ClN2O2 |
Molar Mass | 280.75 |
Melting Point | 268 °C |
Flash Point | 206℃ |
Water Solubility | 1-5 g/100 mL at 20 ºC |
Solubility | H2O: soluble25mg/mL |
Appearance | tablet |
Color | Light beige to purple-gray |
BRN | 3917996 |
PH | 1.7 at 20℃ and 100g/L |
Storage Condition | 2-8°C |
Physical and Chemical Properties | Characteristic white platelets. melting point 137 ℃ flash point 206 ℃ solubility: soluble in water, insoluble in ethanol, slightly soluble in basic salt solution. |
Use | Mainly used as azo dye intermediates, such as the preparation of direct Blue RG, direct Blue 5B, Lake blue 6B and other dyes, can also be used for the detection of gold, copper, cobalt and vanadium and other elements |
Hazard Symbols | T - Toxic |
Risk Codes | R45 - May cause cancer R22 - Harmful if swallowed |
Safety Description | S53 - Avoid exposure - obtain special instructions before use. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) |
UN IDs | 2811 |
WGK Germany | 3 |
RTECS | DD1050000 |
TSCA | Yes |
HS Code | 29222990 |
Hazard Class | 6.1(a) |
Packing Group | II |
EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
uses | mainly used as azo dye intermediates, such as the preparation of direct Blue RG, direct Blue 5B, Lake blue 6B dyes, can also be used to detect elements such as gold, copper, cobalt and vanadium used to identify elements such as gold, copper, cobalt and vanadium. Substrate for peroxidase A peroxidase substrate suitable for enzyme-linked immunosorbent assay. |
category | toxic substances |
toxicity grade | poisoning |
Acute toxicity | oral-rat LD50: 1920 mg/kg |
flammability hazard characteristics | open flame flammable; Toxic hydrogen chloride and nitrogen oxide gases emitted by heat |
storage and transportation characteristics | The warehouse is ventilated and dried at low temperature; It is stored and transported separately from food raw materials |
fire extinguishing agent | water, carbon dioxide, sand, foam |