![5,7-dichloropyrazolo[1,5-a]pyrimidine, 57489-77-7](http://www.newlystar-medtech.com/photo/sm_6025138dbeb7c13b8d5e0c3e4b49ed46/57-dichloropyrazolo15-apyrimidine-57489-77-7.jpg)
![2,4-dichlorofuro[3,2-d]pyrimidine, 956034-07-4](http://www.newlystar-medtech.com/photo/sm_14397c402477151b9b8287c8e6811073/24-dichlorofuro32-dpyrimidine-956034-07-4.jpg)
![2-bromo-5H-pyrrolo[3,2-b]pyrazine, 875781-43-4](http://www.newlystar-medtech.com/photo/sm_305cbf1556151fce485208f2c346e534/2-bromo-5h-pyrrolo32-bpyrazine-875781-43-4.jpg)
![Ethyl 4H-pyrrolo[2.3-d][1,3]thiazole-5-carboxylate, 238749-53-6](http://www.newlystar-medtech.com/photo/sm_50648df84c227651b513fde675b8404e/ethyl-4h-pyrrolo2-3-d13thiazole-5-carboxylate-238749-53-6.jpg)
Ethyl 4H-pyrrolo[2.3-d][1,3]thiazole-5-carboxylate, 238749-53-6
![Ethyl imidazo[1,2-a]pyrimidine-2-carboxylate, CAS: 64951-06-0](http://www.newlystar-medtech.com/photo/sm_b7bf16eb6574dffb0a5481e39c8753c5/ethyl-imidazo12-apyrimidine-2-carboxylate-cas-64951-06-0.jpg)
Ethyl imidazo[1,2-a]pyrimidine-2-carboxylate, CAS: 64951-06-0
![Imidazo[1,2-a]pyrimidine-2-carboxylic acid, CAS: 64951-10-6](http://www.newlystar-medtech.com/photo/sm_aeb056a874f962d84a10e0dd36eacfb1/imidazo12-apyrimidine-2-carboxylic-acid-cas-64951-10-6.jpg)
![6-Chloroimidazo[1,2-b]pyridazine, CAS: 6775-78-6](http://www.newlystar-medtech.com/photo/sm_150ab68b56c9e52e4a0a7151812e898b/6-chloroimidazo12-bpyridazine-cas-6775-78-6.jpg)
![6-Chloroimidazo[1,2-b]pyridazin-3-ylamine, CAS: 166176-45-0](http://www.newlystar-medtech.com/photo/sm_6b2e3ce53753a2ad301cc0b23ac17830/6-chloroimidazo12-bpyridazin-3-ylamine-cas-166176-45-0.jpg)
![8-Chloroimidazo[1,2-A]pyrazine, CAS: 69214-33-1](http://www.newlystar-medtech.com/photo/sm_7c1c48e351d28f43834bfd6994b61133/8-chloroimidazo12-apyrazine-cas-69214-33-1.jpg)
![7-Bromo-4-chloro-1H-pyrrolo[3,2-C]pyridine, CAS: 1000342-04-0](http://www.newlystar-medtech.com/photo/sm_afbd87b492f474f5f0999f9ed9bfee23/7-bromo-4-chloro-1h-pyrrolo32-cpyridine-cas-1000342-04-0.jpg)
7-Bromo-4-chloro-1H-pyrrolo[3,2-C]pyridine, CAS: 1000342-04-0
![Ethyl 6-chloroimidazo[1,2-B]pyridazine-3-carboxylate, CAS: 1150566-27-0](http://www.newlystar-medtech.com/photo/sm_9f05eaf6986c66cc96e55c32f24f37b2/ethyl-6-chloroimidazo12-bpyridazine-3-carboxylate-cas-1150566-27-0.jpg)
Ethyl 6-chloroimidazo[1,2-B]pyridazine-3-carboxylate, CAS: 1150566-27-0
![6-Chloroimidazo[1,2-B]pyridazine-3-carboxylic acid](http://www.newlystar-medtech.com/photo/sm_0c54662f5b2b09c892b8e72f13e4637c/6-chloroimidazo12-bpyridazine-3-carboxylic-acid.jpg)
![Pyrazolo[1,5-A]pyrimidin-7(4H)-one, CAS: 29274-23-5](http://www.newlystar-medtech.com/photo/sm_605013b2793754a9bf97c4f69141389a/pyrazolo15-apyrimidin-74h-one-cas-29274-23-5.jpg)
![5-Methylene-3,4-dihydro-2H-benzo[B]oxepine, CAS: 20426-84-0](http://www.newlystar-medtech.com/photo/sm_dd009d48b45abb7dc8a88c1d7b09aa30/5-methylene-34-dihydro-2h-benzoboxepine-cas-20426-84-0.jpg)
![4-oxo-3H-pyrazolo[1,5-a]1,3,5-triazine, CAS: 54346-27-9](http://www.newlystar-medtech.com/photo/sm_7b431747d514f541255a7e272275a383/4-oxo-3h-pyrazolo15-a135-triazine-cas-54346-27-9.jpg)
6-bromo-2,2-dimethyl-2,3-dihydro-4H-1-benzopyran-4-one, CAS: 99853-21-1
6-bromo-3,4-dihydro-2,2-dimethyl-2H-1-Benzopyran-4-amine, CAS: 226922-92-5
![methyl 2-aminoimidazo[1,2-a]pyridine-5-carboxylate](http://www.newlystar-medtech.com/photo/sm_3494ed560981abfdb9ac5f4737d3462b/methyl-2-aminoimidazo12-apyridine-5-carboxylate.jpg)
![6H-benzo[c][1]benzoxepin-11-one, CAS: 4504-87-4](http://www.newlystar-medtech.com/photo/sm_b63c77f83a3d9d144faa103c5d97e129/6h-benzoc1benzoxepin-11-one-cas-4504-87-4.jpg)
![tert-Butyl 5-oxo-1,4,9-triazaspiro[5.5]undecane-9-carboxylate, CAS: 1256643-30-7](http://www.newlystar-medtech.com/photo/sm_a118a147ff841f873f486ea3ca923744/tert-butyl-5-oxo-149-triazaspiro5-5undecane-9-carboxylate-cas-1256643-30-7.jpg)
tert-Butyl 5-oxo-1,4,9-triazaspiro[5.5]undecane-9-carboxylate, CAS: 1256643-30-7
![2-amino-5-methyl-4H-[1,2,4]triazolo[1,5-a]pyrimidin-7-one, CAS: 72436-99-8](http://www.newlystar-medtech.com/photo/sm_68456a3107569e23e9ae3e23a7e44aad/2-amino-5-methyl-4h-124triazolo15-apyrimidin-7-one-cas-72436-99-8.jpg)
2-amino-5-methyl-4H-[1,2,4]triazolo[1,5-a]pyrimidin-7-one, CAS: 72436-99-8
![6-bromo-1H-pyrrolo[3,2-b]pyridine, CAS: 944937-53-5](http://www.newlystar-medtech.com/photo/sm_d290c6cb1f4ea01461b1cbbe9271bde5/6-bromo-1h-pyrrolo32-bpyridine-cas-944937-53-5.jpg)
![3-benzyl-5-chloro-1,2,3,4-tetrahydro- benzo[c][2,7]naphthyridine, CAS: 107191-06-0](http://www.newlystar-medtech.com/photo/sm_a6ffadfbdd3e1755cdd016ccb5be7740/3-benzyl-5-chloro-1234-tetrahydro-benzoc27naphthyridine-cas-107191-06-0.jpg)
3-benzyl-5-chloro-1,2,3,4-tetrahydro- benzo[c][2,7]naphthyridine, CAS: 107191-06-0
![Ethyl 2-amino-4,7-dihydro-5H-thieno[2,3-C]pyran-3-carboxylate, CAS: 117642-16-7](http://www.newlystar-medtech.com/photo/sm_2d1dc3c949720cf04988ed6aa46490b7/ethyl-2-amino-47-dihydro-5h-thieno23-cpyran-3-carboxylate-cas-117642-16-7.jpg)
Ethyl 2-amino-4,7-dihydro-5H-thieno[2,3-C]pyran-3-carboxylate, CAS: 117642-16-7
4,5-epoxy-germacra-1(10)E,11(13)-dien-12,6α-olide; Parthenolide, CAS: 20554-84-1
![2,4-Dichloro-7-iodo-5H-pyrrolo[3,2-d]pyrimidine, CAS: 928840-99-7](http://www.newlystar-medtech.com/photo/sm_016599478179b9f75912798965594c8f/24-dichloro-7-iodo-5h-pyrrolo32-dpyrimidine-cas-928840-99-7.jpg)
2,4-Dichloro-7-iodo-5H-pyrrolo[3,2-d]pyrimidine, CAS: 928840-99-7
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