-
![2h，3h-thieno[3，4-b][1，4]dioxine-5-carboxylic acid (c09-1594-010)](https://cdn11.bigcommerce.com/s-2u2oi3cvy8/images/stencil/500x659/products/1742929/1574647/cenmed-product-image-placeholder-1-__02985.1726786277.jpg?c=1 "2h，3h-thieno[3，4-b][1，4]dioxine-5-carboxylic acid (c09-1594-010)")
Add to Cart The item has been addedH709904-100mgAladdin
2h，3h-Thieno[3，4-b][1，4]dioxine-5-carboxylic acid (C09-1594-010)
Price: $140.56List Price: $156.182h，3h-Thieno[3，4-b][1，4]dioxine-5-carboxylic acid. -
![2h，3h-thieno[3，4-b][1，4]dioxine-5-carboxylic acid (c09-1594-011)](https://cdn11.bigcommerce.com/s-2u2oi3cvy8/images/stencil/500x659/products/1742930/1574648/cenmed-product-image-placeholder-1-__09221.1726786277.jpg?c=1 "2h，3h-thieno[3，4-b][1，4]dioxine-5-carboxylic acid (c09-1594-011)")
Add to Cart The item has been addedH709904-1gAladdin
2h，3h-Thieno[3，4-b][1，4]dioxine-5-carboxylic acid (C09-1594-011)
Price: $411.30List Price: $457.002h，3h-Thieno[3，4-b][1，4]dioxine-5-carboxylic acid. -
![2h，3h-thieno[3，4-b][1，4]dioxine-5-carboxylic acid (c09-1594-012)](https://cdn11.bigcommerce.com/s-2u2oi3cvy8/images/stencil/500x659/products/1742931/1574649/cenmed-product-image-placeholder-1-__54130.1726786278.jpg?c=1 "2h，3h-thieno[3，4-b][1，4]dioxine-5-carboxylic acid (c09-1594-012)")
Add to Cart The item has been addedH709904-250mgAladdin
2h，3h-Thieno[3，4-b][1，4]dioxine-5-carboxylic acid (C09-1594-012)
Price: $227.85List Price: $253.172h，3h-Thieno[3，4-b][1，4]dioxine-5-carboxylic acid. -
Add to Cart The item has been added175277-25G2H-1,4-Benzothiazin-3(4H)-one derivatives were synthesized and tested for calcium antagonistic and calmodulin antagonistic activities . -
![2h-benzo[b][1，4]thiazin-3(4h)-one 1，1-dioxide (c09-1542-765)](https://cdn11.bigcommerce.com/s-2u2oi3cvy8/images/stencil/500x659/products/1689309/1520564/cenmed-product-image-placeholder-1-__97297.1721271581.jpg?c=1 "2h-benzo[b][1，4]thiazin-3(4h)-one 1，1-dioxide (c09-1542-765)")
Add to Cart The item has been addedH692987-100mgAladdin
2H-Benzo[b][1，4]thiazin-3(4H)-one 1，1-dioxide (C09-1542-765)
Price: $290.85List Price: $323.172H-Benzo[b][1，4]thiazin-3(4H)-one 1，1-dioxide. -
![2h-benzo[b][1，4]thiazin-3(4h)-one 1，1-dioxide (c09-1542-766)](https://cdn11.bigcommerce.com/s-2u2oi3cvy8/images/stencil/500x659/products/1689310/1520565/cenmed-product-image-placeholder-1-__53656.1721271581.jpg?c=1 "2h-benzo[b][1，4]thiazin-3(4h)-one 1，1-dioxide (c09-1542-766)")
Add to Cart The item has been addedH692987-1gAladdin
2H-Benzo[b][1，4]thiazin-3(4H)-one 1，1-dioxide (C09-1542-766)
Price: $812.28List Price: $902.532H-Benzo[b][1，4]thiazin-3(4H)-one 1，1-dioxide. -
![2h-benzo[b][1，4]thiazin-3(4h)-one 1，1-dioxide (c09-1542-767)](https://cdn11.bigcommerce.com/s-2u2oi3cvy8/images/stencil/500x659/products/1689311/1520566/cenmed-product-image-placeholder-1-__89755.1721271581.jpg?c=1 "2h-benzo[b][1，4]thiazin-3(4h)-one 1，1-dioxide (c09-1542-767)")
Add to Cart The item has been addedH692987-250mgAladdin
2H-Benzo[b][1，4]thiazin-3(4H)-one 1，1-dioxide (C09-1542-767)
Price: $452.44List Price: $502.712H-Benzo[b][1，4]thiazin-3(4H)-one 1，1-dioxide. -
-
-
-
![2h-pyrido[3,2-b]-1,4-oxazin-3(4h)-one](https://cdn11.bigcommerce.com/s-2u2oi3cvy8/images/stencil/500x659/products/846521/674450/cenmed-product-image-placeholder-1-__38940.1717444043.jpg?c=1 "2h-pyrido[3,2-b]-1,4-oxazin-3(4h)-one")
Add to Cart The item has been added145246-5GApplication 2 H -Pyrido[3,2- b ]-1,4-oxazin-3(4 H )-one was used in the synthesis of quinazolinbenzoxazine derivatives . -
![2h-pyrido[4 3-b][1 4]oxazin-3(4h)-one](https://cdn11.bigcommerce.com/s-2u2oi3cvy8/images/stencil/500x659/products/824639/652568/cenmed-product-image-placeholder-1-__09913.1717435851.jpg?c=1 "2h-pyrido[4 3-b][1 4]oxazin-3(4h)-one")
Add to Cart The item has been addedADE001248-1GOther Notes Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of unique chemicals. Sigma-Aldrich does not collect analytical data for this product.
