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Hexynoic acid STP ester Alkyne activated ester for the modification of amine groups. STP ester group is an excellent alternative to NHS ester functionality. Show pricing Hide pricing Cat. # Quantity Price Lead time Buy this product 569-25mg 25 mg 95.00$ in stock Add to cart 569-100mg 100 mg 185.00$ in stock Add to cart 569-500mg 500 mg 850.00$ in stock Add to cart Bulk inquiry Quantity * Salutation Full name * Company Phone * Email * Сomment Send request Delivery dates and prices will be calculated based on your ZIP Items in stock will be shipped on 25.04.2022 Select country... Afghanistan American Samoa Australia Azerbaijan Bahrain Bangladesh Bhutan British Indian Ocean Territory Brunei Cambodia China Christmas Island Cocos (Keeling) Islands Cook Islands Fiji French Polynesia Guam Hong Kong SAR China India Indonesia Israel Japan Jordan Kiribati Kuwait Laos Lebanon Macao SAR China Malaysia Maldives Marshall Islands Micronesia Mongolia Myanmar (Burma) Nauru Nepal New Caledonia New Zealand Niue Norfolk Island Northern Mariana Islands Oman Pakistan Palau Palestinian Territories Papua New Guinea Philippines Qatar Samoa Saudi Arabia Singapore Solomon Islands South Korea Sri Lanka Syria Taiwan Tajikistan Thailand Timor-Leste Tokelau Tonga Turkmenistan Tuvalu U.S. Outlying Islands United Arab Emirates Uzbekistan Vanuatu Vietnam Wallis & Futuna Yemen I cannot find my country in this list Free express shipping from 300$! Add products for 300$ to your cart and get free express shipping Your cart total is 0$ , and your order qualifies for free express shipping to , ZIP . Delivery options for stock items to , ZIP Items in stock will be shipped on 25.04.2022 Change country or ZIP Free express shipping from 300$! Add products for 300$ to your cart and get free express shipping to , ZIP . Free express shipping from 300$! Your cart total is 0$, and your order qualifies for free express shipping to , ZIP . Change country or ZIP window.bulkRequestTitle = 'Bulk\u0020inquiry'; window.sampleRequestTitle = 'Sample\u0020request'; window.commentBulkRequest = 'comment.bulk.request\u0020\u0020Hexynoic\u0020acid\u0020STP\u0020ester'; window.commentSampleRequest = 'comment.sample.request\u0020\u0020Hexynoic\u0020acid\u0020STP\u0020ester';Customers also purchased with this product Alkyne-PEG3-NHS ester Bifunctional hyrophilic linker with NHS ester and terminal alkyne functional group based on triethyleneglycol (PEG3). 1 g – 490.00$  Add to cart Add this product to your cart and get free express delivery Azidobutyric acid NHS ester Activated ester for azido labeling of peptides and proteins. 50 mg – 60.00$100 mg – 95.00$  Add to cart Add this product to your cart and get free express delivery DBCO STP ester Activated ester for modification of proteins/antibodies/peptides followed by introduction into copper-free Click Chemistry reaction. 100 mg – 450.00$10 mg – 90.00$  Add to cart Add this product to your cart and get free express delivery