Skip to Content
Merck
All Photos(1)

Key Documents

301981

Sigma-Aldrich

5,6,7,8-Tetrahydroisoquinoline

95%

Sign Into View Organizational & Contract Pricing


About This Item

Empirical Formula (Hill Notation):
C9H11N
CAS Number:
Molecular Weight:
133.19
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

95%

form

liquid

refractive index

n20/D 1.545 (lit.)

bp

106-108 °C/13 mmHg (lit.)

density

1.03 g/mL at 25 °C (lit.)

SMILES string

C1CCc2cnccc2C1

InChI

1S/C9H11N/c1-2-4-9-7-10-6-5-8(9)3-1/h5-7H,1-4H2

InChI key

HTMGQIXFZMZZKD-UHFFFAOYSA-N

General description

Reduction of 5,6,7,8-tetrahydroisoquinoline with sodium in ethanol gives trans-decahydroquinolines. 5,6,7,8-Tetrahydroisoquinoline is also referred as Bz-tetrahydroisoquinoline.

Application

5,6,7,8-Tetrahydroisoquinoline was used in total synthesis of (±)-desoxycodeine-D. It was also used in the synthesis of 7,8-dihydroisoquinolin-5(6H)-one.

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point(F)

212.0 °F - closed cup

Flash Point(C)

100 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Total synthesis of (?)-desoxycodeine-d: a novel route to the morphine skeleton.
Liou J-P and Cheng C-Y.
Tetrahedron Letters, 41(6), 915-918 (2000)
A Convenient Synthesis 7, 8-Dihydroisoquinolin-5 (6H)-One.
Lardenois P, et al.
Synthetic Communications, 26(12), 2305-2308 (1996)
Preparation of cis-and trans-Decahydroisoquinolines and of Bz-Tetrahydroisoquinoline.
Witkop B.
Journal of the American Chemical Society, 70(8), 2617-2619 (1948)
Reduction of 5, 6, 7, 8-tetrahydroquinolines and 2, 3, 4, 5, 6, 7, 8, 10-octahydroquinolines to trans-decahydroquinolines.
Vierhapper FW and Eliel EL.
The Journal of Organic Chemistry, 40(19), 2734-2742 (1975)

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service