C10H11NO2
177.2 g/mol
Pharmaceutical IntermediateWarning
(S)-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid
CAS74163-81-8
Category
Pharmaceutical Intermediate
Compound Class
Heterocycle
Primary Use
Pharmaceutical Intermediate
This compound is a tetrahydroisoquinoline derivative used as a pharmaceutical intermediate in research and manufacturing. It features a chiral center and contains both carboxylic acid and amine functional groups.
pharmaceutical intermediateresearch compound
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
Sourcing (S)-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
Related Compounds
ReferenceSame Category
N-Methyl acamprosate
CAS741659-31-4
pharmaceutical intermediate
ReferenceSame Category
Benzoic acid, 2-(isocyanatosulfonyl)-, methyl ester
CAS74222-95-0
pharmaceutical intermediate
ReferenceSame Category
N-maleoyl-3-aminopropionic acid
CAS7423-55-4
pharmaceutical intermediate
ReferenceSame Category
1-(Mesitylene-2-sulfonyl)-3-nitro-1,2,4-triazole
CAS74257-00-4
pharmaceutical intermediate
Referencesame scaffold
(S)-1,2,3,4-Tetrahydro-3-isoquinolinecarboxylic acid tert-butyl ester hydrochloride
CAS77497-74-6
pharmaceutical intermediate
Referencesame scaffold
(S)-6,7-dimethoxy-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid hydrochloride
CAS82586-62-7
pharmaceutical intermediate
Referencesame scaffold
2-(tert-Butoxycarbonyl)-5,7-dichloro-1,2,3,4-tetrahydroisoquinoline-6-carboxylic acid
CAS851784-82-2
pharmaceutical intermediate
Referencesame scaffold
1-methyl-1,2,3,4-tetrahydroisoquinoline
CAS4965-09-7
research compound
Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for (S)-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid (CAS 74163-81-8) is 2933.49.
HS code (international, 6-digit)
2933.49
EU CN code (8-digit)
2933 49 90
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
(3S)-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid
InChIKey
BWKMGYQJPOAASG-VIFPVBQESA-N
SMILES
C1[C@H](NCC2=CC=CC=C21)C(=O)O
Synonyms (16)
- H-TIC-OH
- Quinapril EP Impurity A
- Quinapril Hydrochloride Imp. A (EP); Quinapril Imp. A (EP); (3S)-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic Acid; Quinapril Hydrochloride Impurity A; Quinapril Impurity A
- L-Porretine
- L-Tic
- L-Tic-OH
Sourcing (S)-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.