{"id":716118,"date":"2026-05-05T02:44:57","date_gmt":"2026-05-05T02:44:57","guid":{"rendered":"https:\/\/immunomart.com\/?post_type=product&p=716118"},"modified":"2026-05-05T02:44:57","modified_gmt":"2026-05-05T02:44:57","slug":"hoechst-33342-2","status":"publish","type":"product","link":"https:\/\/immunomart.com\/product\/hoechst-33342-2\/","title":{"rendered":"Hoechst 33342"},"content":{"rendered":"<p>Hoechst dyes are cell membrane-permeant, minor groove-binding blue fluorescent DNA stains. Hoechst dyes are widely used in cell cycle and apoptosis studies and also as nuclear counterstains. Hoechst 33342 is reported to be slightly more membrane-permeable than Hoechst 33258. Either dye can be used to stain live or fixed cells in buffer or medium at 1 ug\/mL with no wash step. Biotium also offers Hoechst 33342, 10 mg\/mL in H2O.\u00a0 <\/p>\n<ul>\u00a0 <\/p>\n<li>&amp;lamba;<sub>Ex<\/sub>\/&amp;lamba;<sub>Em<\/sub> (with DNA) = 350\/461 nm<\/li>\n<p>\u00a0 <\/p>\n<li>Pale yellow solid soluble in water up to 2% (w\/v)<\/li>\n<p>\u00a0 <\/p>\n<li>Store at 4\u00b0C and protect from light<\/li>\n<p>\u00a0 <\/p>\n<li>C<sub>27<\/sub>H<sub>31<\/sub>Cl<sub>3<\/sub>N<sub>6<\/sub>O.3H<sub>2<\/sub>O<\/li>\n<p>\u00a0 <\/p>\n<li>MW: 615.98<\/li>\n<p>\u00a0 <\/p>\n<li>[23491-52-3]<\/li>\n<p>\u00a0 <\/ul>\n<h3>Handling<\/h3>\n<p>Store with desiccant; Protect from light<\/p>\n<div style=\"margin:18px 0 4px;padding:11px 14px;background:#fdf4f4;border:1px solid #e6bdbd;border-left:3px solid #c41e3a;border-radius:4px;font-size:13px;line-height:1.55;color:#3a3a3a\"><strong style=\"color:#8a1524\">For Research Use Only (RUO).<\/strong> This product is sold strictly for laboratory research use only. <strong>Not for human or veterinary consumption, therapeutic, or diagnostic use.<\/strong> Any pharmacological, therapeutic, cosmetic, or biological effects described above are provided as research context only and do not represent intended or approved uses of this product.<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Hoechst dyes are cell membrane-permeant, minor groove-binding blue fluorescent DNA stains. Hoechst dyes are widely used in cell cycle and apoptosis studies and also as nuclear counterstains. Hoechst 33342 is reported to be slightly more membrane-permeable than Hoechst 33258. Either dye can be used to stain live or fixed cells in buffer or medium at [&hellip;]<\/p>\n","protected":false},"featured_media":714846,"template":"","meta":{"_acf_changed":false,"ep_exclude_from_search":false},"product_brand":[1638],"product_cat":[1722,1687,1714,1668,1705,1749],"product_tag":[],"class_list":{"0":"post-716118","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-biotium","7":"product_cat-biotium-dna-binding-dyes","8":"product_cat-biotium-fluorescence-microscopy","9":"product_cat-biotium-nuclear-counterstains","10":"product_cat-nuclear-stains-dna-rna-dyes","11":"product_cat-biotium-other-bacterial-stains","12":"product_cat-biotium-super-resolution-imaging","14":"first","15":"instock","16":"taxable","17":"shipping-taxable","18":"purchasable","19":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/immunomart.com\/wp-json\/wp\/v2\/product\/716118","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/immunomart.com\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/immunomart.com\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/immunomart.com\/wp-json\/wp\/v2\/media\/714846"}],"wp:attachment":[{"href":"https:\/\/immunomart.com\/wp-json\/wp\/v2\/media?parent=716118"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/immunomart.com\/wp-json\/wp\/v2\/product_brand?post=716118"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/immunomart.com\/wp-json\/wp\/v2\/product_cat?post=716118"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/immunomart.com\/wp-json\/wp\/v2\/product_tag?post=716118"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}