{"id":48787,"date":"2024-05-15T18:01:28","date_gmt":"2024-05-15T10:01:28","guid":{"rendered":"http:\/\/www.newtopchem.com\/archives\/48787"},"modified":"2024-05-15T18:01:28","modified_gmt":"2024-05-15T10:01:28","slug":"4-methylaminophenol-sulfate","status":"publish","type":"post","link":"http:\/\/www.newtopchem.com\/archives\/48787","title":{"rendered":"4-Methylaminophenol sulfate","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-full wp-image-48786\" src=\"http:\/\/www.newtopchem.com\/wp-content\/uploads\/2024\/05\/bd490deb381b413cac21c2a265db4326.gif\" width=\"227\" height=\"312\" alt=\"4-Methylaminophenol sulfate structural formula\" \/><\/p>\n<p>Structural formula<\/p>\n<table class=\"summary-table table table-striped table-bordered\">\n<col width=\"90\" \/>\n<tbody>\n<tr>\n<th scope=\"row\">Business number<\/th>\n<td>016W<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Molecular formula<\/th>\n<td>C7H9NO\u00b71\/2H2SO4<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Molecular weight<\/th>\n<td>172.19<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">label<\/th>\n<td>\n<p>                         4-(methylamino)phenol sulfate,<\/p>\n<p>                         Metol<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<ul class=\"nav nav-tabs\">\n<li class=\"active\"><a href=\"#bh\">Numbering system<\/a><\/li>\n<li><a href=\"#wx\">Physical property data<\/a><\/li>\n<li><a href=\"#dl\">Toxicological data<\/a><\/li>\n<li><a href=\"#st\">Ecological data<\/a><\/li>\n<li><a href=\"#fz\">Molecular structure data<\/a><\/li>\n<li><a href=\"#js\">Computing chemical data<\/a><\/li>\n<li class=\"dropdown pull-right\">\n                     <a href=\"\" class=\"dropdown-toggle\">More <span class=\"caret\"><\/span><\/a><\/p>\n<ul class=\"dropdown-menu\" role=\"menu\">\n<li><a href=\"#xz\">Properties and Stability<\/a><\/li>\n<li><a href=\"#zc\">Storage method<\/a><\/li>\n<li><a href=\"#hc\">Synthesis method<\/a><\/li>\n<li><a href=\"#yt\">Purpose<\/a><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2 id=\"bh\">Numbering system<\/h2>\n<p><b>CAS number:<\/b>55-55-0<\/p>\n<p><b>MDL number:<\/b>MFCD00013140<\/p>\n<p><b>EINECS number:<\/b>200-237-1<\/p>\n<p><b>RTECS number:<\/b>SL8650000<\/p>\n<p><b>BRN number:<\/b>3919382<\/p>\n<p><b>PubChem number:<\/b>24859237<\/p>\n<h2 id=\"wx\">Physical property data<\/h2>\n<p>\n     <P class=\"MsoNormal\" align=\"left\"><SPAN><SPAN>1.<SPAN> <\/SPAN>  <\/SPAN><\/SPAN><SPAN>Character:<\/SPAN><SPAN>Colorless needle-like crystals.  Discolors in air.  <\/SPAN><SPAN><\/SPAN><\/P><br \/>\n <P class=\"MsoNormal\" align=\"left\"><SPAN><SPAN>2.<SPAN> <\/SPAN>  <\/SPAN><\/SPAN><SPAN>Density (<\/SPAN><SPAN>g\/mL,25\/4<\/SPAN><SPAN>\u2103<\/SPAN><SPAN>):<\/SPAN><SPAN> <SPAN> <\/SPAN><\/SPAN><SPAN>1.250<\/SPAN><SPAN><\/SPAN><\/P><br \/>\n <P class=\"MsoNormal\" align=\"left\"><SPAN><SPAN>3.<SPAN> <\/SPAN><\/SPAN><\/SPAN><SPAN>Relative vapor density (<\/SPAN><SPAN>g\/mL,<\/SPAN><SPAN>air<\/SPAN><SPAN>=1<\/SPAN><SPAN>): Undetermined<\/SPAN><SPAN><\/SPAN><\/P><br \/>\n <P class=\"MsoNormal\" align=\"left\"><SPAN><SPAN>4.<SPAN> <\/SPAN>  <\/SPAN><\/SPAN><SPAN>Melting point (<\/SPAN><SPAN>\u00baC<\/SPAN><SPAN>): <\/SPAN><SPAN> <SPAN>260<\/SPAN><\/SPAN><SPAN>\u2103<\/SPAN><SPAN>(decomposition)<\/SPAN><SPAN><\/SPAN><\/P><br \/>\n <P class=\"MsoNormal\" align=\"left\"><SPAN><SPAN>5.<SPAN> <\/SPAN>  <\/SPAN><\/SPAN><SPAN>Boiling point (<\/SPAN><SPAN>\u00baC,<\/SPAN><SPAN>Normal pressure): <\/SPAN><SPAN> <\/SPAN><SPAN>Undetermined<\/SPAN><SPAN><\/SPAN><\/P><br \/>\n <P class=\"MsoNormal\" align=\"left\"><SPAN><SPAN>6.<SPAN> <\/SPAN>  <\/SPAN><\/SPAN><SPAN>Boiling point (<\/SPAN><SPAN>\u00baC,5.2kPa<\/SPAN><SPAN>): Undetermined<\/SPAN><SPAN><\/SPAN><\/P><br \/>\n <P class=\"MsoNormal\" align=\"left\">  <SPAN><SPAN>7.<SPAN> <\/SPAN><\/SPAN><\/SPAN><SPAN>Refractive index:<\/SPAN><SPAN> <\/SPAN><SPAN>Undetermined<\/SPAN><SPAN><\/SPAN><\/P><br \/>\n <P class=\"MsoNormal\" align=\"left\"><SPAN><SPAN>8.<SPAN> <\/SPAN>  <\/SPAN><\/SPAN><SPAN>Flashpoint (<\/SPAN><SPAN>\u00baC<\/SPAN><SPAN>): <\/SPAN><SPAN> <\/SPAN><SPAN>Undetermined<\/SPAN><SPAN><\/SPAN><\/P><br \/>\n <P class=\"MsoNormal\" align=\"left\"><SPAN><SPAN>9.<SPAN> <\/SPAN>  <\/SPAN><\/SPAN><SPAN>Specific optical rotation (<\/SPAN><SPAN>\u00ba<\/SPAN><SPAN>): Undetermined<\/SPAN><SPAN><\/SPAN><\/P><br \/>\n <P class=\"MsoNormal\" align=\"left\"><SPAN><SPAN>10.<SPAN> <\/SPAN>  <\/SPAN><\/SPAN><SPAN>Autoignition point or ignition temperature (<\/SPAN><SPAN>\u00baC<\/SPAN><SPAN>): Undetermined<\/SPAN><SPAN><\/SPAN><\/P><br \/>\n <P class=\"MsoNormal\" align=\"left\"><SPAN><SPAN>11.<SPAN> <\/SPAN>  <\/SPAN><\/SPAN><SPAN>Vapor pressure (<\/SPAN><SPAN>kPa,25\u00baC<\/SPAN><SPAN>): Undetermined<\/SPAN><SPAN><\/SPAN><\/P><br \/>\n <P class=\"MsoNormal\" align=\"left\"><SPAN><SPAN>12.<SPAN> <\/SPAN>  <\/SPAN><\/SPAN><SPAN>Saturated vapor pressure (<\/SPAN><SPAN>kPa,60\u00baC<\/SPAN><SPAN>): Undetermined<\/SPAN><SPAN><\/SPAN><\/P><br \/>\n <P class=\"MsoNormal\" align=\"left\"><SPAN><SPAN>13.<SPAN> <\/SPAN>  <\/SPAN><\/SPAN><SPAN>Heat of combustion (<\/SPAN><SPAN>KJ\/mol<\/SPAN><SPAN>): Undetermined<\/SPAN><SPAN><\/SPAN><\/P><br \/>\n <P class=\"MsoNormal\" align=\"left\"><SPAN><SPAN>14.<SPAN> <\/SPAN>  <\/SPAN><\/SPAN><SPAN>Critical temperature (<\/SPAN><SPAN>\u00baC<\/SPAN><SPAN>): Undetermined<\/SPAN><SPAN><\/SPAN><\/P><br \/>\n <P class=\"MsoNormal\" align=\"left\"><SPAN><SPAN>15.<SPAN> <\/SPAN>  <\/SPAN><\/SPAN><SPAN>Critical pressure (<\/SPAN><SPAN>KPa<\/SPAN><SPAN>): Undetermined<\/SPAN><SPAN><\/SPAN><\/P><br \/>\n <P class=\"MsoNormal\" align=\"left\"><SPAN><SPAN>16.<SPAN> <\/SPAN>  <\/SPAN><\/SPAN><SPAN>Oil and water (octanol<\/SPAN><SPAN>\/<\/SPAN><SPAN>Log value of water) partition coefficient: Undetermined<\/SPAN><SPAN><\/SPAN><\/P><br \/>\n <P class=\"MsoNormal\" align=\"left\"><SPAN><SPAN>17.<SPAN> <\/SPAN>  <\/SPAN><\/SPAN><SPAN>Explosion limit (<\/SPAN><SPAN>%,V\/V<\/SPAN><SPAN>): Undetermined<\/SPAN><SPAN><\/SPAN><\/P><br \/>\n <P class=\"MsoNormal\" align=\"left\"><SPAN><SPAN>18.<SPAN> <\/SPAN>  <\/SPAN><\/SPAN><SPAN>Lower explosion limit (<\/SPAN><SPAN>%,V\/V<\/SPAN><SPAN>): Undetermined<\/SPAN><SPAN><\/SPAN><\/P><br \/>\n <P class=\"MsoNormal\" align=\"left\"><SPAN><SPAN>19.<SPAN> <\/SPAN>  <\/SPAN><\/SPAN><SPAN>Solubility:<\/SPAN><SPAN>soluble in<\/SPAN><SPAN>20<\/SPAN><SPAN>1 cup cold water,<\/SPAN><SPAN>6<\/SPAN><SPAN>part of boiling water, slightly soluble in ethanol, insoluble in ether.  <\/SPAN><SPAN><\/SPAN>  <\/P>\n     <\/p>\n<h2 id=\"dl\">Toxicological data<\/h2>\n<p>\n     <P class=\"MsoNormal\" align=\"left\"><SPAN>1<\/SPAN><SPAN>, acute toxicity: rat oral <SPAN>LDLo<\/SPAN>: <SPAN>200mg\/kg<\/SPAN>; rat abdominal cavity <SPAN>LD50<\/SPAN>: <SPAN>50mg\/kg<\/SPAN>; Rat <SPAN>LD50<\/SPAN>: <SPAN>705mg\/  kg<\/SPAN>; mouse oral <SPAN>LD50<\/SPAN>: <SPAN>565mg\/kg<\/SPAN>; mouse <SPAN>  LD50<\/SPAN>: <SPAN>769 mg\/kg<\/SPAN>; Guinea pig, skin contact <SPAN>LD50<\/SPAN>: <SPAN>&gt;  1mg\/kg<\/SPAN>; guinea pig<SPAN>LD50<\/SPAN>: <SPAN>1585 mg\/kg<\/SPAN>; <SPAN><\/SPAN><\/SPAN><\/P><br \/>\n <SPAN>2<\/SPAN><SPAN>, other multi-dose  Toxicity: Rat Oral <SPAN>TDLo<\/SPAN>: <SPAN>9350mg\/kg\/11D-C<\/SPAN>; Rat Oral <SPAN>TDLo<\/SPAN>: <SPAN>6600mg\/kg\/94D-I<\/SPAN>; Rat <SPAN>TDLo<\/SPAN>: <SPAN>4300mg\/kg\/61D-I<\/SPAN><\/SPAN><br \/>\n <SPAN><SPAN><SPAN>3<\/SPAN><SPAN>, mutagenicity: mutation<SPAN>microorganismsTEST<\/SPAN>System: bacteria<SPAN>&#8211;<\/SPAN>Salmonella typhimurium: <SPAN>167ug\/plate<\/SPAN><\/SPAN><\/SPAN>  <\/SPAN>\n     <\/p>\n<h2 id=\"st\">Ecological data<\/h2>\n<p>\n     None\n     <\/p>\n<h2 id=\"fz\">Molecular structure data<\/h2>\n<p>\n     None\n     <\/p>\n<h2 id=\"js\">Compute chemical data<\/h2>\n<p>\n     <P class=\"MsoNormal\" align=\"left\"><SPAN><SPAN>1. <SPAN> <\/SPAN><\/SPAN><\/SPAN>  <SPAN>Reference value for hydrophobic parameter calculation (<SPAN>XlogP<\/SPAN>):<\/SPAN><SPAN><\/SPAN><\/P><br \/>\n <P class=\"MsoNormal\" align=\"left\"><SPAN><SPAN>2. <SPAN> <\/SPAN><\/SPAN><\/SPAN>  <SPAN>Number of hydrogen bond donors: <SPAN>6<\/SPAN><\/SPAN><SPAN><\/SPAN><\/P><br \/>\n <P class=\"MsoNormal\" align=\"left\"><SPAN><SPAN>3. <SPAN> <\/SPAN><\/SPAN><\/SPAN>  <SPAN>Number of hydrogen bond acceptors: <SPAN>8<\/SPAN><\/SPAN><SPAN><\/SPAN><\/P><br \/>\n <P class=\"MsoNormal\" align=\"left\"><SPAN><SPAN>4. <SPAN> <\/SPAN><\/SPAN><\/SPAN>  <SPAN>Number of rotatable chemical bonds: <SPAN>2<\/SPAN><\/SPAN>  <SPAN><\/SPAN><\/P><br \/>\n <P class=\"MsoNormal\" align=\"left\"><SPAN><SPAN>5. <SPAN> <\/SPAN><\/SPAN><\/SPAN>  <SPAN>Number of tautomers: <SPAN>3<\/SPAN><\/SPAN><SPAN><\/SPAN><\/P><br \/>\n <P class=\"MsoNormal\" align=\"left\"><SPAN><SPAN>6. <SPAN> <\/SPAN><\/SPAN><\/SPAN>  <SPAN>Topological molecular polar surface area (<SPAN>TPSA<\/SPAN>):<SPAN>139<\/SPAN><\/SPAN><SPAN><\/SPAN><\/P><br \/>\n <P class=\"MsoNormal\" align=\"left\"><SPAN><SPAN>7. <SPAN> <\/SPAN><\/SPAN><\/SPAN>  <SPAN>Number of heavy atoms: <SPAN>23<\/SPAN><\/SPAN><SPAN><\/SPAN><\/P><br \/>\n <P class=\"MsoNormal\" align=\"left\"><SPAN><SPAN>8. <SPAN> <\/SPAN><\/SPAN><\/SPAN>  <SPAN>Surface charge: <SPAN>0<\/SPAN><\/SPAN><SPAN>  <\/SPAN><\/P><br \/>\n <P class=\"MsoNormal\" align=\"left\"><SPAN><SPAN>9. <SPAN> <\/SPAN><\/SPAN><\/SPAN>  <SPAN>Complexity: <SPAN>158<\/SPAN><\/SPAN><SPAN>  <\/SPAN><\/P><br \/>\n <P class=\"MsoNormal\" align=\"left\"><SPAN><SPAN>10. <\/SPAN><\/SPAN><SPAN>Number of isotope atoms: <SPAN>0<\/SPAN><\/SPAN><\/P><br \/>\n <P class=\"MsoNormal\" align=\"left\"><SPAN><SPAN>11. <\/SPAN><\/SPAN><SPAN>Determine the number of atomic stereocenters: <SPAN>0<\/SPAN><\/SPAN><\/P><br \/>\n <P class=\"MsoNormal\" align=\"left\"><SPAN><SPAN>12. <\/SPAN><\/SPAN><SPAN>The number of uncertain atomic stereocenters: <SPAN>0<\/SPAN><\/SPAN><\/P><br \/>\n <P class=\"MsoNormal\" align=\"left\"><SPAN><SPAN>13. <\/SPAN><\/SPAN><SPAN>Determine the chemical bond configurationCore quantity: <SPAN>0<\/SPAN><\/SPAN><\/P><br \/>\n <P class=\"MsoNormal\" align=\"left\"><SPAN><SPAN>14. <\/SPAN><\/SPAN><SPAN>Uncertain number of chemical bond stereocenters: <SPAN>0<\/SPAN><\/SPAN><\/P><br \/>\n <P class=\"MsoNormal\" align=\"left\"><SPAN><SPAN>15. <\/SPAN><\/SPAN><SPAN>Number of covalent bond units: <SPAN>3<\/SPAN><\/SPAN><\/P>\n     <\/p>\n<h2 id=\"xz\">Properties and stability<\/h2>\n<p>\n     None\n     <\/p>\n<h2 id=\"zc\">Storage method<\/h2>\n<p>\n     <P class=\"MsoNormal\"><SPAN>This product should be sealed and stored in a cool place.  <\/SPAN><SPAN><\/SPAN><\/P>\n     <\/p>\n<h2 id=\"hc\">Synthesis method<\/h2>\n<p>\n     <SPAN>Methylaminophenol (<SPAN>[  150-75-4]<\/SPAN>), and then converted into salt.  <SPAN><\/SPAN><\/SPAN>\n     <\/p>\n<h2 id=\"yt\">Purpose<\/h2>\n<p>\n     mso-ascii-font-family: Arial; mso-hansi-font  -family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language:  AR-SA&#8221;&gt;Separation of gold and palladium.  Reduction of phosphomolybdic acid.  Assay silver.  Determination of gold and silver.  Developer.  Fur dyeing.  <\/SPAN><\/SPAN><br \/>\n mso-ascii-font-family: Arial; mso-hansi-font  -family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language:  AR-SA&#8221;&gt;<\/SPAN>This product is a representative and main fast developer, and is also often pronounced as Mettal.  It can be used alone or in combination with hydroquinone, and the effect is very good. The relative reducing power of this product is about <SPAN>20<\/SPAN> times that of hydroquinone.  The developer made of this product and hydroquinone in the ratio of <SPAN>1<\/SPAN>: <SPAN>2-4<\/SPAN> is called <SPAN>MQ<\/SPAN> developer; if formulated with partial acid, it can be used as a microparticle developer (film sensitivity is <SPAN>1\/2<\/SPAN>).  <\/SPAN>\n     <\/p>\n<p>     extended-reading:<a href=\"https:\/\/www.newtopchem.com\/archives\/1883\">https:\/\/www.newtopchem.com\/archives\/1883<\/a><\/br>extended-reading:<a href=\"https:\/\/www.newtopchem.com\/archives\/1109\">https:\/\/www.newtopchem.com\/archives\/1109<\/a><\/br>extended-reading:<a href=\"https:\/\/www.cyclohexylamine.net\/catalyst-pc41-catalyst-pc-41-polyurethane-catalyst-pc41\/\">https:\/\/www.cyclohexylamine.net\/catalyst-pc41-catalyst-pc-41-polyurethane-catalyst-pc41\/<\/a><\/br>extended-reading:<a href=\"https:\/\/www.newtopchem.com\/archives\/722\">https:\/\/www.newtopchem.com\/archives\/722<\/a><\/br>extended-reading:<a href=\"https:\/\/www.cyclohexylamine.net\/category\/product\/page\/15\/\">https:\/\/www.cyclohexylamine.net\/category\/product\/page\/15\/<\/a><\/br>extended-reading:<a href=\"https:\/\/www.newtopchem.com\/archives\/category\/products\/page\/39\">https:\/\/www.newtopchem.com\/archives\/category\/products\/page\/39<\/a><\/br>extended-reading:<a href=\"https:\/\/www.bdmaee.net\/niax-pm-40-low-viscosity-catalyst-momentive\/\">https:\/\/www.bdmaee.net\/niax-pm-40-low-viscosity-catalyst-momentive\/<\/a><\/br>extended-reading:<a href=\"https:\/\/www.bdmaee.net\/nt-cat-dmdee-catalyst-cas110-18-9-newtopchem\/\">https:\/\/www.bdmaee.net\/nt-cat-dmdee-catalyst-cas110-18-9-newtopchem\/<\/a><\/br>extended-reading:<a href=\"https:\/\/www.bdmaee.net\/polyurethane-sealer-ba100-delayed-catalyst-ba100-polyurethane-sealing-agent\/\">https:\/\/www.bdmaee.net\/polyurethane-sealer-ba100-delayed-catalyst-ba100-polyurethane-sealing-agent\/<\/a><\/br>extended-reading:<a href=\"https:\/\/www.newtopchem.com\/archives\/category\/products\/page\/163\">https:\/\/www.newtopchem.com\/archives\/category\/products\/page\/163<\/a><\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>Structural formula Business number 016W Molecular formu&#8230;<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":48786,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[6],"tags":[15305],"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"http:\/\/www.newtopchem.com\/wp-json\/wp\/v2\/posts\/48787"}],"collection":[{"href":"http:\/\/www.newtopchem.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.newtopchem.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.newtopchem.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.newtopchem.com\/wp-json\/wp\/v2\/comments?post=48787"}],"version-history":[{"count":0,"href":"http:\/\/www.newtopchem.com\/wp-json\/wp\/v2\/posts\/48787\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.newtopchem.com\/wp-json\/wp\/v2\/media\/48786"}],"wp:attachment":[{"href":"http:\/\/www.newtopchem.com\/wp-json\/wp\/v2\/media?parent=48787"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.newtopchem.com\/wp-json\/wp\/v2\/categories?post=48787"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.newtopchem.com\/wp-json\/wp\/v2\/tags?post=48787"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}