ChemicalBook >?? ???? >8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one ??? ???

?? ??:: 31251-41-9

???:: 8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

???(??):: Loratadine Related CoMpound C;Loratadine impurity B;8-Chloro-10;Keto loratadine;Loratad Impurity B;2-b]pyridin-11-one;D] cycloheptan-5-one;6-dihydro-11H-benzo[5;Loratadine tricycline;Loratadine EP IMpurity B

CBNumber:: CB4456713

???:: C14H10ClNO

??? ??:: 243.69

MOL ??:: 31251-41-9.mol

MSDS ??:: SDS

?? ?? 275

8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one ??

???: 90-92°C

?? ?: 433.6±45.0 °C(Predicted)

??: 1.313±0.06 g/cm3(Predicted)

?? ??: Sealed in dry,Room Temperature

???: ?????(?? ???), ???(?? ???)

??? ??: ??

??? ??: ??? ??

?? ?? (pKa): 3.14±0.20(Predicted)

??: ?? ????? ?? ????

?? ??: ??

InChI: InChI=1S/C14H10ClNO/c15-11-5-6-12-10(8-11)4-3-9-2-1-7-16-13(9)14(12)17/h1-2,5-8H,3-4H2

InChIKey: WMQNOYVVLMIZDV-UHFFFAOYSA-N

SMILES: C12C(=O)C3=CC=C(Cl)C=C3CCC1=CC=CN=2

CAS ??????: 31251-41-9(CAS DataBase Reference)

?? ? ?? ??
?? ? ???? ?? (GHS)

??? ??	Xi
WGK ??	WGK 3
HS ??	2933997500
???? ???	11 - Combustible Solids

????(GHS):

?? ?:

Warning

??·?? ??:

??	??·?? ??	?? ??	??	?? ?	P- ??
H302	??? ???	?? ?? ?? - ??	?? 4	??	P264, P270, P301+P312, P330, P501
H315	??? ??? ???	????? ?? ?????	?? 2	??	P264, P280, P302+P352, P321,P332+P313, P362
H319	?? ?? ??? ???	?? ? ?? ?? ??? ??	?? 2A	??	P264, P280, P305+P351+P338,P337+P313P
H335	?? ???? ??? ? ??	?? ???? ?? - 1? ??;???? ??	?? 3	??

??????:

P261	??·?·??·???·??·...·????? ??? ????.
P280	????/???/???/?????? ?????.
P301+P312	??? ???? ??? ????(??)? ??? ????.
P302+P352	??? ??? ??? ?? ????.
P305+P351+P338	?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.

8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one C??? ??, ??, ??

??? ??

Yellow Solid

??

8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one (Loratadine EP Impurity B; Loratadine USP Related Compound C) is a Loratadine intermediate. Loratidine impurity C.

8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one ?? ?? ? ???

???

2-Pyridinecarboxamide, 3-[2-(5-chloro-2-iodophenyl)ethyl]-N-methyl-N-phenyl- 3-[2-(3-Chlorophenyl)ethyl]-2-pyridinecarbonitrile N-phenyl-3-[2-(3-chlorophenyl)ethyl]-2-pyridine carboxamide ?? ??

?? ??

8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one ?? ??

???( 275)?? ??

???	??	???	??	?? ?	??
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8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one ?? ??:

?? ???? ?????-2-??? ???? ???????? ???1,4-????-2,6-???-3,5-??????????? ??? ????????? 2-??????, 1-????, ?? ? ????? ??-???(????? ??-???) ???? ?????????? 2-Chloro-3-cyanopyridine 3-[2-(3-Chlorophenyl)ethyl]-2-pyridinecarbonitrile 4,8-Dichloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-β]pyridin-11-one (Loratadine Impurity) Loratadine Impurity 15 8-Chloro-6,11-dihydro-11-(1-methyl-4-piperidinyl)-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ol Loratadine Impurity 13 Loratadine Impurity 13 Loratadine Impurity 17

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