7,8,9,10-Tetrahydro-8-(trifluoroacetyl)-6,10-methano-6H-pyrazino[2,3-h][3]benzazepine (N-(Trifluoroacetyl)varenicline)

CAS NO.：230615-70-0
Empirical Formula: C15H12F3N3O
Molecular Weight: 307.27
MDL number: MFCD23701601
SAFETY DATA SHEET (SDS)
Update Date: 2026-05-28 02:11:36

What is 7,8,9,10-Tetrahydro-8-(trifluoroacetyl)-6,10-methano-6H-pyrazino[2,3-h][3]benzazepine (N-(Trifluoroacetyl)varenicline)?

Description

7,8,9,10-Tetrahydro-8-(trifluoroacetyl)-6,10-methano-6H-pyrazino[2,3-h][3]benzazepine (N-(trifluoroacetyl)varenicline) is an important pharmaceutical intermediate compound which is used in the preparation of varenicline. Varenicline is an oral smoking cessation aid drug. It works by blocking the pleasant effects of nicotine (from smoking) on the brain.

The Uses of 7,8,9,10-Tetrahydro-8-(trifluoroacetyl)-6,10-methano-6H-pyrazino[2,3-h][3]benzazepine (N-(Trifluoroacetyl)varenicline)

7,8,9,10-Tetrahydro-8-(trifluoroacetyl)-6,10-methano-6H-pyrazino[2,3-h][3]benzazepine is used to prepare varenicline, which is a smoking cessation. It is a Varenicline protected impurity.

Properties of 7,8,9,10-Tetrahydro-8-(trifluoroacetyl)-6,10-methano-6H-pyrazino[2,3-h][3]benzazepine (N-(Trifluoroacetyl)varenicline)

Melting point:	164-166 ºC
Boiling point:	491.9±45.0 °C(Predicted)
Density	1.449
storage temp.	2-8°C
solubility	Chloroform (Slightly), Methanol (Slightly)
form	Solid
pka	1.50±0.20(Predicted)
color	White to Off-White

Safety information for 7,8,9,10-Tetrahydro-8-(trifluoroacetyl)-6,10-methano-6H-pyrazino[2,3-h][3]benzazepine (N-(Trifluoroacetyl)varenicline)

Signal word	Warning
Pictogram(s)	Exclamation Mark Irritant GHS07
GHS Hazard Statements	H302:Acute toxicity,oral H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes	P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P280:Wear protective gloves/protective clothing/eye protection/face protection. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Computed Descriptors for 7,8,9,10-Tetrahydro-8-(trifluoroacetyl)-6,10-methano-6H-pyrazino[2,3-h][3]benzazepine (N-(Trifluoroacetyl)varenicline)

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