- 272-48-0 3H-吡咯并[3,2-B]吡啶
- 272-49-1 4-氮杂吲哚
- 272-50-4 5H-吡咯[3,2-D]嘧啶
- 272-51-5 2H-吡唑并[4,3-B]吡啶
- 272-52-6 4-氮杂吲唑
- 272-53-7 7H-Pyrazolo[4,3-d]pyrimidine (8CI,9CI)
- 272-54-8 5H-Pyrazolo[4,3-d]pyrimidine (8CI,9CI)
- 272-55-9 2H-Pyrazolo[4,3-d]pyrimidine (8CI,9CI)
- 272-56-0 3H-Pyrazolo[4,3-d]pyrimidine (8CI,9CI)
- 272-57-1 1H-Pyrazolo[4,3-d]pyrimidine (6CI,8CI,9CI)
- 272-58-2 Isoxazolo[4,3-d]pyrimidine (8CI,9CI)
- 272-60-6 4,7-二氮杂-1H-吲唑
- 272-62-8 FURO{3,2-B}吡啶
- 272-67-3 噻吩[3,2-B]吡啶
- 272-68-4 噻吩并[3,2-D]嘧啶
- 272-94-6 2H-Benzimidazole(8CI,9CI)
- 272-96-8 4H-咪唑并[4,5-C]吡啶
- 272-97-9 1H-咪唑[4,5-C]吡啶
- 273-00-7 1H-咪唑并[4,5-D]哒嗪
- 273-02-9 2H-苯并[D][1,2,3]三唑
- 273-05-2 3H-1,2,3-三唑并[4,5-C]吡啶
- 273-09-6 苯并呋喃
- 273-13-2 2,1,3-苯并噻二唑
- 273-15-4 2,1,3-苯并硒二唑
- 273-21-2 4-氮杂苯并咪唑
- 273-24-5 5H-PURINE (9CI)
- 273-27-8 6H-Purine (8CI,9CI)
- 273-28-9 8H-Purine (8CI,9CI)
- 273-34-7 1H-1,2,3-三唑[4,5-B]吡啶
- 273-37-0 7H-1,2,3-Triazolo[4,5-d]pyrimidine (9CI)
- 273-38-1 5H-1,2,3-Triazolo[4,5-d]pyrimidine (9CI)
- 273-39-2 2H-1,2,3-Triazolo[4,5-d]pyrimidine (9CI)
- 273-40-5 3H-[1,2,3]三唑并[4,5-D]嘧啶
- 273-47-2 [1,2,5]Thiadiazolo[3,4-d]pyrimidine (8CI,9CI)
- 273-53-0 苯并恶唑
- 273-56-3 噁唑并[4,5-C]吡啶
- 273-62-1 噁唑并[5,4-B]吡啶
- 273-64-3 Oxazolo[5,4-d]pyrimidine (8CI,9CI)
- 273-66-5 [1,2,3]Oxadiazolo[5,4-d]pyrimidine (8CI,9CI)
- 273-70-1 噻唑并[5,4-C]吡啶
- 273-75-6 噻唑并[4,5-C]吡啶
- 273-76-7 THIAZOLO[4,5-D]PYRIDAZINE
- 273-77-8 1,2,3-BENZOTHIADIAZOLE
- 273-84-7 [1,3]噻唑并[5,4-B]吡啶
- 273-86-9 噻唑并[5,4-D]嘧啶
- 273-88-1 [1,2,3]Thiadiazolo[5,4-d]pyrimidine (8CI,9CI)
- 273-91-6 Benzoselenazole
- 273-94-9 1H-咪唑并[4,5-B]吡嗪
- 273-95-0 2H-1,2,3-TRIAZOLO[4,5-B]PYRAZINE
- 273-97-2 噁唑并[4,5-B]吡啶
- 273-98-3 噻唑并[4,5-B]吡啶
- 273-99-4 Thiazolo[4,5-d]pyrimidine (8CI,9CI)
- 274-07-7 儿萘酚硼烷
- 274-09-9 胡椒环
- 274-23-7 1,3-Dioxolopyrimidine (8CI,9CI)
- 274-30-6 1,3-苯并二硫杂戊环
- 274-40-8 吲嗪
- 274-45-3 吡咯并[1,2-A]吡嗪
- 274-47-5 咪唑[1,5-A]吡啶
- 274-49-7 咪唑并[1,5-A]吡嗪
- 274-56-6 吡唑并[1,5-a]吡啶
- 274-59-9 1,2,3-噻唑(1,5-A)吡啶
- 274-67-9 咪唑并[1,5-A]嘧啶
- 274-68-0 Imidazo[1,5-a]-1,3,5-triazine (9CI)
- 274-71-5 吡唑[1,5-A]嘧啶
- 274-76-0 咪唑并[1,2-a]吡啶
- 274-78-2 咪唑并[1,2-C]嘧啶
- 274-79-3 吲哚[1,2-A]吡嗪
- 274-80-6 [1,2,4]三唑并[4,3-A]吡啶
- 274-81-7 1,2,4-Triazolo[4,3-c]pyrimidine(9CI)
- 274-82-8 1,2,4-三唑并[4,3-A]吡嗪
- 274-83-9 1,2,4-TRIAZOLO[4,3-B]PYRIDAZINE
- 274-85-1 [1,2,4]三唑并[1,5-A]吡啶
- 274-87-3 吡啶并[1,5-A]四氮唑
- 274-89-5 Tetrazolo[1,5-b]pyridazine
- 274-95-3 咪唑并[1,2-a]嘧啶
- 275-02-5 1,2,4-噻唑[1,5-A]嘧啶
- 275-51-4 奥苷菊环
- 275-54-7 Cyclopent[c]azepine
- 275-94-5 Cycloheptimidazole
- 276-37-9 Cycloocta[c]furan
- 277-06-5 DIEPOXYCYCLOHEXANE
- 277-10-1 立方烷
- 277-43-0 1H-Cyclopropa[a]naphthalene
- 277-50-9 naphthalene 1,2-oxide
- 277-64-5 Oxireno[3,4]pyrrolo[1,2-b]isoxazole(9CI)
- 277-87-2 Tricyclo[6.2.0.03,6]decane
- 278-02-4 2H-Naphth[2,3-c]-1,2-oxazete (9CI)
- 278-06-8 四环[2.2.1.02,6.03,5]庚烷
- 278-08-0 3-氮杂双环[3.2.0]庚烷
- 278-52-4 1-Azabicyclo[4.2.0]octane
- 278-74-0 2,3-环氧丙基降莰烷
- 278-84-2 3-Oxatricyclo[3.2.2.02,4]nonane
- 279-01-6 Tricyclo[4.2.2.02,4]decane
- 279-19-6 TRICYCLO[2.2.1.0(2,6)]HEPTANE
- 279-23-2 降莰烷
- 279-24-3 2-氮杂-双环[2,2,1]庚烷
- 279-27-6 1-azabicyclo[2.2.1]heptane
- 279-33-4 2-氧杂-5-氮杂双环[2.2.1]庚烷
- 279-40-3 7-氮杂双环[2.2.1]庚烷
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