{"id":48981,"date":"2024-05-20T17:41:58","date_gmt":"2024-05-20T09:41:58","guid":{"rendered":"http:\/\/www.newtopchem.com\/archives\/48981"},"modified":"2024-05-20T17:41:58","modified_gmt":"2024-05-20T09:41:58","slug":"guanine","status":"publish","type":"post","link":"http:\/\/www.newtopchem.com\/archives\/48981","title":{"rendered":"guanine","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-full wp-image-48980\" src=\"http:\/\/www.newtopchem.com\/wp-content\/uploads\/2024\/05\/3fac7748a94e4436a15d034b9d84eb80.gif\" width=\"198\" height=\"227\" alt=\"Guanine 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>01HF<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Molecular formula<\/th>\n<td>C5H5N5O<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Molecular weight<\/th>\n<td>151.13<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">label<\/th>\n<td>\n<p>                         2-aminohypoxanthine,<\/p>\n<p>                         2-amino-6-hydroxypurine,<\/p>\n<p>                         guanine,<\/p>\n<p>                         Guanotin,<\/p>\n<p>                         guanoline,<\/p>\n<p>                         guano ring,<\/p>\n<p>                         iminopurine dioxide,<\/p>\n<p>                         2-Amino-6-hydroxypurine,<\/p>\n<p>                         2-Amino-1,9-dihydro-6H-purin-6-one,<\/p>\n<p>                         6-N-Hydroxyaminopurine,<\/p>\n<p>                         2-Amino-6-oxypurine,<\/p>\n<p>                         pigment<\/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>73-40-5<\/p>\n<p><b>MDL number:<\/b>MFCD00071533<\/p>\n<p><b>EINECS number:<\/b>200-799-8<\/p>\n<p><b>RTECS number:<\/b>MF8260000<\/p>\n<p><b>BRN number:<\/b>9680<\/p>\n<p><b>PubChem number:<\/b>24895274<\/p>\n<h2 id=\"wx\">Physical property data<\/h2>\n<p><p>1. Appearance: White square crystal or amorphous powder<\/p>\n<p>2. Density (g\/mL, 25\/4\u2103): Uncertain<\/p>\n<p>3. Relative vapor density (  g\/mL, air=1): Uncertain<\/p>\n<p>4. Melting point (\u00baC): &gt;300 (lit.)<\/p>\n<p>5. Boiling point (\u00baC, normal pressure): Uncertain  <\/p>\n<p>6. Boiling point (\u00baC, 5.2 kPa): Uncertain<\/p>\n<p>7. Refractive index: Uncertain<\/p>\n<p>8. Flash point (\u00baC): Uncertain  <\/p>\n<p>9. Specific rotation (\u00ba): Uncertain<\/p>\n<p>10. Autoignition point or ignition temperature (\u00baC): Uncertain<\/p>\n<p>11. Vapor pressure  (kPa, 25 \u00baC): Uncertain<\/p>\n<p>12. Saturated vapor pressure (kPa, 60 \u00baC): Uncertain<\/p>\n<p>13. Heat of combustion (KJ\/mol): Uncertain<\/p>\n<p>14. Critical temperature (\u00baC): Uncertain<\/p>\n<p>15. Critical pressure (KPa): Uncertain<\/p>\n<p>16. Oil-water (octanol\/water) distribution  Log value of coefficient: Uncertain<\/p>\n<p>17. Explosion upper limit (%, V\/V): Uncertain<\/p>\n<p>18. Explosion lower limit (%, V\/V): Uncertain<\/p>\n<p>19. Solubility: Soluble in ammonia, potassium hydroxide aqueous solution, dilute acids, slightly soluble in alcohol and ether, almost insoluble in water.  <\/p>\n<\/p>\n<h2 id=\"dl\">Toxicological data<\/h2>\n<p>\n     Acute toxicity: mouse oral LC: &gt;3333 mg\/kg; mouse intraperitoneal LC: &gt;1 mg\/kg; tumorigenicity: rat subcutaneous injection of TDLo: 1300 mg\/kg\/26W-I; <\/p>\n<p> mutagenicity: human  Lymphocyte sex chromosome non-disjunction loss and testing system: 10 mg\/L; mouse peritoneal cytogenetic analysis: 15 mg\/kg;<\/p>\n<\/p>\n<p>     Ecological data<\/h2>\n<p>\n     None\n     <\/p>\n<h2 id=\"fz\">Molecular structure data<\/h2>\n<p><p>1. Molar refractive index: 35.46<\/p>\n<p>2. Molar volume (cm<sup>3<\/sup>\/mol): 68.8<\/p>\n<p>3. Isotonic specific volume (90.2K  ): 229.6<\/p>\n<p>4. Surface tension (dyne\/cm): 124.0<\/p>\n<p>5. Polarizability (10<sup>-24<\/sup>cm<sup>3<\/sup>): 14.06<\/p>\n<\/p>\n<h2 id=\"js\">Compute chemical data<\/h2>\n<p><p>1. Reference value for hydrophobic parameter calculation (XlogP): None<\/P><\/p>\n<p>2. Number of hydrogen bond donors: 3<\/p>\n<p>3. Number of hydrogen bond acceptors: 2<\/p>\n<p>4. Number of rotatable chemical bonds: 0<\/p>\n<p>5. Number of tautomers: 26<\/p>\n<p>6. Topological molecule polar surface area 96.2<\/p>\n<p>7. Number of heavy atoms: 11<\/p>\n<p>8. Surface charge: 0<\/p>\n<p>9. Complexity: 225<\/p>\n<p>10. Number of isotope atoms: 0<\/p>\n<p>11. Determine the number of atomic stereocenters: 0<\/p>\n<p>12. Uncertain number of atomic stereocenters: 0<\/p>\n<p>13. Determine the number of chemical bond stereocenters: 0  <\/p>\n<p>14. Number of uncertain chemical bond stereocenters: 0<\/p>\n<p>15. Number of covalent bond units: 1<\/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<h2 id=\"hc\">Synthesis method<\/h2>\n<p>\n     None\n     <\/p>\n<h2 id=\"yt\">Purpose<\/h2>\n<p>\n     <span style=\"font-family:Arial\">1. It is a natural white pigment and is non-toxic.  It can be used in general cosmetics, mainly used as pearlescent agent in lipstick, nail polish and eye cosmetics.  <\/span>\n     <\/p>\n<p>     extended-reading:<a href=\"https:\/\/www.bdmaee.net\/nt-cat-t120-catalyst-cas77-58-7-newtopchem\/\">https:\/\/www.bdmaee.net\/nt-cat-t120-catalyst-cas77-58-7-newtopchem\/<\/a><\/br>extended-reading:<a href=\"https:\/\/www.newtopchem.com\/archives\/45201\">https:\/\/www.newtopchem.com\/archives\/45201<\/a><\/br>extended-reading:<a href=\"https:\/\/www.bdmaee.net\/nt-cat-la-300-catalyst-cas10861-07-1-newtopchem\/\">https:\/\/www.bdmaee.net\/nt-cat-la-300-catalyst-cas10861-07-1-newtopchem\/<\/a><\/br>extended-reading:<a href=\"https:\/\/www.newtopchem.com\/archives\/44748\">https:\/\/www.newtopchem.com\/archives\/44748<\/a><\/br>extended-reading:<a href=\"https:\/\/www.newtopchem.com\/archives\/43964\">https:\/\/www.newtopchem.com\/archives\/43964<\/a><\/br>extended-reading:<a href=\"https:\/\/www.bdmaee.net\/fascat2001-catalyst\/\">https:\/\/www.bdmaee.net\/fascat2001-catalyst\/<\/a><\/br>extended-reading:<a href=\"https:\/\/www.cyclohexylamine.net\/tertiary-amine-catalyst-xd-103-catalyst-xd-103\/\">https:\/\/www.cyclohexylamine.net\/tertiary-amine-catalyst-xd-103-catalyst-xd-103\/<\/a><\/br>extended-reading:<a href=\"https:\/\/www.bdmaee.net\/wp-content\/uploads\/2022\/08\/38-3.jpg\">https:\/\/www.bdmaee.net\/wp-content\/uploads\/2022\/08\/38-3.jpg<\/a><\/br>extended-reading:<a href=\"https:\/\/www.newtopchem.com\/archives\/44876\">https:\/\/www.newtopchem.com\/archives\/44876<\/a><\/br>extended-reading:<a href=\"https:\/\/www.newtopchem.com\/archives\/1891\">https:\/\/www.newtopchem.com\/archives\/1891<\/a><\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>Structural formula Business number 01HF Molecular formu&#8230;<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":48980,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[6],"tags":[10401],"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"http:\/\/www.newtopchem.com\/wp-json\/wp\/v2\/posts\/48981"}],"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=48981"}],"version-history":[{"count":0,"href":"http:\/\/www.newtopchem.com\/wp-json\/wp\/v2\/posts\/48981\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.newtopchem.com\/wp-json\/wp\/v2\/media\/48980"}],"wp:attachment":[{"href":"http:\/\/www.newtopchem.com\/wp-json\/wp\/v2\/media?parent=48981"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.newtopchem.com\/wp-json\/wp\/v2\/categories?post=48981"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.newtopchem.com\/wp-json\/wp\/v2\/tags?post=48981"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}