{"id":2170,"date":"2023-06-26T10:44:22","date_gmt":"2023-06-26T15:44:22","guid":{"rendered":"https:\/\/solarischem.com\/procurement\/?post_type=product&p=2170"},"modified":"2026-02-13T06:02:38","modified_gmt":"2026-02-13T11:02:38","slug":"ptb7","status":"publish","type":"product","link":"https:\/\/solarischem.com\/procurement\/ptb7\/","title":{"rendered":"PTB7"},"content":{"rendered":"

PTB7 \u2013 SOL4700<\/strong><\/h2>\n

CAS: 1266549-31-8<\/h3>\n

Low <\/span><\/span>Bandgap<\/span><\/span> polymer<\/span><\/span> for<\/span><\/span> optoelectronic<\/span><\/span>\u00a0applications<\/span><\/span>. Can be <\/span><\/span>used<\/span><\/span> with<\/span><\/span> PC71BM (SOL5071) <\/span><\/span>to<\/span><\/span> make<\/span><\/span> >7% PCE Solar <\/span><\/span>Cells<\/span><\/span> using<\/span><\/span> calcium<\/span><\/span> electrodes<\/span><\/span>. <\/span><\/span>Available<\/span><\/span> as <\/span><\/span>mid<\/span><\/span> and high-range<\/span><\/span>\u00a0Mw\u2019s in order to fit and optimize your solvent and acceptor type system<\/span><\/span>.<\/p>\n

Choose between:<\/p>\n

Mw = 50-90 kD\u00a0 (SOL4700M)<\/p>\n

Mw = 100-250 kD\u00a0 (SOL4700H)<\/p>\n

 <\/p>\n

Safety Data Sheet<\/strong><\/span>\u00a0– SDS-SOL4700<\/strong><\/a><\/p>\n

Technical Data Sheet:<\/strong><\/span><\/p>\n\n\n\n\n\n\n\n\n
Acronyms:<\/td>\nPTB7<\/td>\n<\/tr>\n
Chemical Name:<\/td>\nPoly [[4,8-bis[(2-ethylhexyl)oxy]benzo[1,2-b:4,5-b\u2019]dithiophene-2,6-diyl][3-fluoro-2-[(2-ethylhexyl)carbonyl]thieno[3,4-b]thiophenediyl ]<\/td>\n<\/tr>\n
CAS#<\/td>\n1266549-31-8<\/span><\/td>\n<\/tr>\n
Color and Texture:<\/td>\ndark brown, solid powder<\/td>\n<\/tr>\n
Molecular Weight:<\/td>\nN\/A<\/td>\n<\/tr>\n
Absorption, \u03bbmax (Media):<\/td>\n670 nm (CH2Cl2), 682 nm (film)<\/span><\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n\n\n\n\n\n\n\n\n
Emission, \u03bbmax (Media):<\/td>\nN\/A<\/td>\n<\/tr>\n
HOMO (eV):<\/td>\nN\/A<\/td>\n<\/tr>\n
LUMO (eV):<\/td>\nN\/A<\/td>\n<\/tr>\n
Melting point (\u00b0C):<\/td>\nN\/A<\/td>\n<\/tr>\n
Solubility (Solvent):<\/td>\nChloroform<\/span>, <\/span>Chlorobenzene<\/span>, <\/span>Dichlorobenzene<\/span><\/span><\/td>\n<\/tr>\n
Other:<\/td>\nN\/A<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n

Request pricing for larger quantity<\/strong><\/a><\/p>\n

* Price subject to change without prior notice<\/p>\n

Products for Research and Development. Laboratory use only by qualified personnel. The user should read the available SDS and be aware of any precautions to take for the safe manipulation of these materials. Solarischem shall not be held responsible for any damage resulting from the use or handling of these products. Any product can be discontinued, specifications altered or price changed at any time without prior notice. The specifications and structures do not guarantee any product\u2019s suitability for the client\u2019s applications or uses.<\/strong><\/em><\/p>\n

 <\/p>\n","protected":false},"excerpt":{"rendered":"

\n
SOL4700<\/strong><\/h5>\n

PTB7 is a low <\/span><\/span>Bandgap<\/span><\/span> polymer<\/span><\/span> for<\/span><\/span> optoelectronic<\/span><\/span> applications<\/span><\/span>. Can be <\/span><\/span>used<\/span><\/span> with<\/span><\/span> PC71BM (SOL5071) <\/span><\/span>to<\/span><\/span> make<\/span><\/span> >7% PCE Solar <\/span><\/span>Cells<\/span><\/span> using<\/span><\/span> calcium<\/span><\/span> electrodes<\/span><\/span>. <\/span><\/span>Available<\/span><\/span> as <\/span><\/span>mid<\/span><\/span> and <\/span><\/span>high-range<\/span><\/span> Mw\u2019s in order to fit and optimize your solvent and acceptor type system<\/span><\/span>.<\/span><\/span><\/p>\n<\/div>\n","protected":false},"featured_media":2176,"template":"","meta":{"_eb_attr":"","content-type":""},"product_brand":[],"product_cat":[22],"product_tag":[20],"class_list":{"0":"post-2170","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-polymers","7":"product_tag-featured-perovskites","9":"first","10":"instock","11":"taxable","12":"shipping-taxable","13":"product-type-variable"},"_links":{"self":[{"href":"https:\/\/solarischem.com\/procurement\/wp-json\/wp\/v2\/product\/2170","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/solarischem.com\/procurement\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/solarischem.com\/procurement\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/solarischem.com\/procurement\/wp-json\/wp\/v2\/media\/2176"}],"wp:attachment":[{"href":"https:\/\/solarischem.com\/procurement\/wp-json\/wp\/v2\/media?parent=2170"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/solarischem.com\/procurement\/wp-json\/wp\/v2\/product_brand?post=2170"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/solarischem.com\/procurement\/wp-json\/wp\/v2\/product_cat?post=2170"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/solarischem.com\/procurement\/wp-json\/wp\/v2\/product_tag?post=2170"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}