Letrozole related compound B

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Names

[ CAS No. ]:
112809-52-6

[ Name ]:
Letrozole related compound B

[Synonym ]:
letrozole regioisomer
Iso Letrozole
UNII-7VSW8QP34K
Letrozole Impurity 1

Chemical & Physical Properties

[ Density]:
1.21g/cm3

[ Boiling Point ]:
563.5ºC at 760mmHg

[ Molecular Formula ]:
C17H11N5

[ Molecular Weight ]:
285.30300

[ Flash Point ]:
294.6ºC

[ Exact Mass ]:
285.10100

[ PSA ]:
78.29000

[ LogP ]:
2.65916

[ Vapour Pressure ]:
1.01E-12mmHg at 25°C

[ Index of Refraction ]:
1.665

Safety Information

[ RIDADR ]:
NONH for all modes of transport

[ HS Code ]:
2933990090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 1,2,4-Triazole
  • 4,4'-(Bromomethylene)dibenzonitrile
  • 4-((4H-1,2,4-Triazol-4-yl)methyl)benzonitrile
  • 4-Fluorobenzonitrile
  • 4-(1H-1,2,4-Triazol-1-ylmethyl)benzonitrile

DownStream

Customs

[ HS Code ]: 2933990090

[ Summary ]:
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Related Compounds

  • tizanidine related compound b (50 mg) (n-acetyltizanidine)
  • Salmeterol Related Compound B
  • (6aR,9R,10aR)-9-N-[3-(dimethylamino)propyl]-4-N-ethyl-7-prop-2-enyl-6,6a,8,9,10,10a-hexahydroindolo[4,3-fg]quinoline-4,9-dicarboxamide
  • 4-(4-Formamidophenoxy)-N-methylpicolinamide
  • Famotidine Related Compound B
  • AlMotriptan Related Compound B