{"id":1043296,"date":"2025-05-14T16:23:09","date_gmt":"2025-05-14T08:23:09","guid":{"rendered":"https:\/\/vimaterial.de\/?post_type=product&p=1043296"},"modified":"2025-05-14T16:37:32","modified_gmt":"2025-05-14T08:37:32","slug":"tantalum-ethoxide","status":"publish","type":"product","link":"https:\/\/vimaterial.de\/en\/product\/tantalum-ethoxide\/","title":{"rendered":"Tantalum(V) ethoxide"},"content":{"rendered":"

Tantalum(V) ethoxide is a kind of metalalkoxides, with the formula Ta(OEt)5,usually exists in the form of dimerTa2(OEt)10. It hydrolyzes readily, and isoften used to prepare films of Ta2O5.<\/p>\n

Vimaterial is an expert in thin film materials. If you have any needs, please feel free to contact us<\/a><\/span>.<\/p>\n

Name:<\/strong> Tantalum(V) ethoxide<\/p>\n

Assay:<\/strong>\u00a0 \u226599.98%<\/p>\n

Ta Content:<\/strong> 44-46%<\/p>\n

Synonym(s):<\/strong> Tantalum ethoxide, Tantalum pentaethoxide,\u00a0 Tantalum ethylate<\/p>\n

Structure\u00a0<\/span><\/h2>\n

\"Tantalum(V)<\/p>\n

Properties<\/span><\/h2>\n\n\n\n\n\n\n\n\n\n
CAS<\/td>\n6074-84-6<\/td>\n18\u00b0C to 19\u00b0C<\/td>\n<\/tr>\n
Formula<\/td>\nTa(OCH2<\/sub>CH3<\/sub>)5<\/sub><\/td>\nBoiling Point<\/td>\n145\u00b0C (0.1mmHg)<\/td>\n<\/tr>\n
Appearance<\/td>\nColorless liquid or white soild<\/td>\nFlash Point<\/td>\n30\u00b0C (86\u00b0F)<\/td>\n<\/tr>\n
Molecular Weight (g\/mol)<\/td>\n406.25<\/td>\nRefractive Index<\/td>\n1.488<\/td>\n<\/tr>\n
Density<\/td>\n1.566 g\/ml (25\u2103)<\/td>\nSMILES<\/td>\nCCO[Ta](OCC)(OCC)(OCC)OCC<\/td>\n<\/tr>\n
UN Number<\/td>\nUN2920<\/td>\nInChI Key<\/td>\nHSXKFDGTKKAEHL-UHFFFAOYSA-N<\/td>\n<\/tr>\n
Solubility<\/td>\nSoluble in organic solvents.<\/td>\nSensitivity<\/td>\nAir and moisture sensitive<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

The hydrolysis reaction of tantalum\u00a0produces tantalum pentoxide thin films andgels, with the overall reaction equation as\u00a0follows:<\/p>\n

Ta2(OEt)10<\/sub>\u00a0+ 5 H2<\/sub>O \u2192 Ta2<\/sub>O5<\/sub>\u00a0+ 10 EtOH<\/p>\n

Applications<\/span><\/h2>\n

Tantalum ethoxide is an ideal precursor of tantalum oxide and is widely used in high-tech fields such as IC insulation materials, electrolytic anode surface coatings, memory, catalysts, and the preparation of ultra-high purity ultra-fine tantalum pentoxide powder.<\/p>\n

Electrochemical Synthesis<\/p>\n

Electrochemicals Synthesis<\/span><\/h2>\n

Compared to the traditional hydrolysis\u00a0method from TaCl5, electrochemical\u00a0synthesis offers advantages such as\u00a0environmental friendliness (no use of\u00a0ammonia or benzene), minimal waste\u00a0generation, and low chloride ion content in\u00a0the final product.<\/p>\n

anode:<\/p>\n

Ta\u2192Ta5+<\/sup>\u00a0+ 5 e–<\/sup><\/p>\n

cathode:<\/p>\n

2 EtOH + 2 e–<\/sup>\u00a0\u2192 2EtO–<\/sup>\u00a0+ H2<\/sub>\u2191<\/p>\n

overall:<\/p>\n

2 Ta + 10 EtOH \u2192 Ta2<\/sub>(OEt)10<\/sub>\u00a0+ 5H2<\/sub>\u2191<\/p>\n

Precautions<\/span><\/h2>\n

Sensitive to moisture and air. Please keep the container tightly closed and store in a dry and ventilated place. Incompatible with strong oxidants.<\/p>\n

GHS hazard informations<\/span><\/h2>\n

Signal Word<\/span><\/h3>\n

Warning<\/p>\n

\"\"\"\"<\/p>\n

Hazard Category<\/span><\/h3>\n

Serious eye damage\/eye irritation Category 2<\/p>\n

Flammable liquid Category 3<\/p>\n

Skin corrosion\/irritation Category 2<\/p>\n

Specific target organ toxicity Category 3<\/p>\n

Hazard Statement<\/span><\/h3>\n

H226-Flammable liquid and vapour.<\/p>\n

H315-Causes skin irritation.<\/p>\n

H319-Causes serious eye irritation.<\/p>\n

H335-May cause respiratory irritation.<\/p>\n

Precautionary Statement<\/span><\/h3>\n

P210-Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.<\/p>\n

P261-Avoid breathing dust\/fume\/gas\/mist\/vapours\/spray.<\/p>\n

P280-Wear protective gloves\/protective clothing\/eye protection\/face protection.<\/p>\n

P302+P352-IF ON SKIN: Wash with plenty of water\/soap.<\/p>\n

P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.<\/p>\n","protected":false},"excerpt":{"rendered":"

Tantalum(V) ethoxide is a kind of metalalkoxides, with the formula Ta(OEt)5,usually exists in the form of dimerTa2(OEt)10. It hydrolyzes readily, and isoften used to prepare films of Ta2O5. Vimaterial is an expert in thin film materials. If you have any needs, please feel free to contact us. Name: Tantalum(V) ethoxide Assay:\u00a0 \u226599.98% Ta Content: 44-46% […]<\/p>\n","protected":false},"featured_media":1043291,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[258],"product_tag":[],"class_list":{"0":"post-1043296","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-precursors","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-variable"},"acf":[],"_links":{"self":[{"href":"https:\/\/vimaterial.de\/en\/wp-json\/wp\/v2\/product\/1043296","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vimaterial.de\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/vimaterial.de\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/vimaterial.de\/en\/wp-json\/wp\/v2\/comments?post=1043296"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vimaterial.de\/en\/wp-json\/wp\/v2\/media\/1043291"}],"wp:attachment":[{"href":"https:\/\/vimaterial.de\/en\/wp-json\/wp\/v2\/media?parent=1043296"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/vimaterial.de\/en\/wp-json\/wp\/v2\/product_brand?post=1043296"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/vimaterial.de\/en\/wp-json\/wp\/v2\/product_cat?post=1043296"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/vimaterial.de\/en\/wp-json\/wp\/v2\/product_tag?post=1043296"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}