ChemicalBook >> CAS DataBase List >>D-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid

D-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid

CAS No.
103733-65-9
Chemical Name:
D-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid
Synonyms
(R)-1,2,3,4-TETRAHYDROISOQUINOLINE-3-CARBOXYLIC ACID;D-TIC;H-D-TIC-OH;Atebant Impurity 4;RARECHEM BK PT 0079;Icatibant Impurity 4;D-PHENYLALANINE ANALOGUE;D-1,2,3,4-Tetrahydroisoquinoline;Tetrahydroisoquinoline-3-carboxylic acid;D-1,2,3,4-TETRAHYDROISOQUINOLINE-3-CARBOXYLIC ACID
CBNumber:
CB7397017
Molecular Formula:
C10H11NO2
Molecular Weight:
177.2
MDL Number:
MFCD00144038
MOL File:
103733-65-9.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-04-24 14:58:22
Product description Number Pack Size Price
(R)-(+)-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid T294825 250mg $50
(3)-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid ≥ 99% (assay) 02598 1G $10
(3)-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid ≥ 99% (assay) 02598 5G $20
(R)-1,2,3,4-Tetrahydro-3-isoquinolinecarboxylicacid C6784 100mg $60
(3)-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid ≥ 99% (assay) 02598 25G $80
More product size

D-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid Properties

Melting point 320-323 °C (decomp)
Boiling point 372.0±42.0 °C(Predicted)
Density 1.225±0.06 g/cm3(Predicted)
storage temp. Keep in dark place,Inert atmosphere,Room temperature
solubility Aqueous Acid (Slightly), Aqueous Base (Sparingly, Sonicated)
pka 2.21±0.20(Predicted)
form Crystalline Powder
color White
InChI InChI=1S/C10H11NO2/c12-10(13)9-5-7-3-1-2-4-8(7)6-11-9/h1-4,9,11H,5-6H2,(H,12,13)/t9-/m1/s1
InChIKey BWKMGYQJPOAASG-SECBINFHSA-N
SMILES C1C2=C(C=CC=C2)C[C@H](C(O)=O)N1
CAS DataBase Reference 103733-65-9(CAS DataBase Reference)
FDA UNII 30WOC9CAC6

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P261-P280-P301+P312-P302+P352-P305+P351+P338
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36
WGK Germany  3
HS Code  29334900
NFPA 704
0
2 0

D-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid price More Price(38)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TRC T294825 (R)-(+)-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid 103733-65-9 250mg $50 2021-12-16 Buy
Chem-Impex 02598 (3)-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid ≥ 99% (assay) 103733-65-9 1G $10 2021-12-16 Buy
Chem-Impex 02598 (3)-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid ≥ 99% (assay) 103733-65-9 5G $20 2021-12-16 Buy
ApexBio Technology C6784 (R)-1,2,3,4-Tetrahydro-3-isoquinolinecarboxylicacid 103733-65-9 100mg $60 2021-12-16 Buy
Chem-Impex 02598 (3)-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid ≥ 99% (assay) 103733-65-9 25G $80 2021-12-16 Buy
Product number Packaging Price Buy
T294825 250mg $50 Buy
02598 1G $10 Buy
02598 5G $20 Buy
C6784 100mg $60 Buy
02598 25G $80 Buy

D-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid Chemical Properties,Uses,Production

Description

D-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid ((3R)-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid) is a magnetic, neutral compound. It is used as a pharmacological study to investigate the reaction mechanism and kinetics of the deuteration process. The asymmetric synthesis of D-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid has been investigated using vinylene chloride and hydantoin as reactants. There are various parameters that affect the kinetics of this reaction such as solvent type and temperature. The nitric oxide synthase inhibitor activity of D-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid has been studied in vitro. Results have shown that it inhibits nitric oxide synthase by binding to the heme iron of the enzyme and preventing the conversion of arginine

Chemical Properties

White solid

Uses

(R)-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic Acid, is an amino acid building block used in peptide synthesis. With a growing peptide drug market the fast, reliable synthesis of peptides is of great importance.

Definition

ChEBI: D-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid is a member of isoquinolines.

Synthesis

Formaldehyde

50-00-0

D-Phenylalanine

673-06-3

D-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid

103733-65-9

General procedure for the synthesis of (R)-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid from formaldehyde and D-phenylalanine: 1. Preparation of (3R)-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid: D-phenylalanine (50 g, 0.3 mol), concentrated hydrochloric acid (386 mL), and 37% wt formalin (113.7 mL) were mixed, and the reaction was carried out for 4 h at 95 °C with vigorous stirring. Upon completion of the reaction, the mixture was cooled to room temperature and stirring was continued for 2 hours. The reaction mixture was filtered and the precipitate was washed with cold water to afford (3R)-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid (25 g, 42% yield) in white solid form. 2. Esterification reaction: benzyl alcohol (64 g) and p-toluenesulfonic acid (26.9 g) were added to the above product, and the reaction was carried out under reflux in a Dean-Stark apparatus with benzene (400 mL) as solvent. After completion of the reaction, the solvent was removed in vacuum and the crude product was ground with ether to obtain a solid, which was subsequently recrystallized with water and methanol to give (R)-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid (28 g, 35% yield) in white solid form.

References

[1] MedChemComm, 2014, vol. 5, # 9, p. 1381 - 1383
[2] Journal of Medicinal Chemistry, 1988, vol. 31, # 11, p. 2092 - 2097
[3] Patent: WO2004/72086, 2004, A2. Location in patent: Page 182
[4] Journal of Medicinal Chemistry, 2010, vol. 53, # 15, p. 5727 - 5737

81477-94-3
91-13-4
103733-65-9
Synthesis of D-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid from N-(Diphenylmethylene)glycerine tert-butyl ester and 1,2-Bis(bromomethyl)benzene
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View Lastest Price from D-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
D-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid pictures 2026-05-01 D-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid
103733-65-9
US $0.00 / kg 1kg 98% Customise Hefei Lbao Physical & Chemical Science Co.,Ltd
D-Tic-OH pictures 2026-04-30 D-Tic-OH
103733-65-9
US $0.00-0.00 / kg 1kg 98%;99% 1T+ Sichuan HongRi Pharma-Tech Co.,Ltd
D-TIC pictures 2020-01-06 D-TIC
103733-65-9
US $1.00 / g 1g 98% 100KG Sichuan Jiaying Lai Technology Co.,LTD
  • D-Tic-OH pictures
  • D-Tic-OH
    103733-65-9
  • US $0.00-0.00 / kg
  • 98%;99%
  • Sichuan HongRi Pharma-Tech Co.,Ltd
  • D-TIC pictures
  • D-TIC
    103733-65-9
  • US $1.00 / g
  • 98%
  • Sichuan Jiaying Lai Technology Co.,LTD

D-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid Spectrum

(3R)-1,2,3,4-Tetrahydro-3-isoquinolinecarboxylic acid (R)-1,2,3,4-Tetrahydro-isoquinolin-3-carboxylic acid H-D-Tic-OH D-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid (3R)-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid≥ 99% (assay) (R)-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic Acid,99%e.e. 1,2,3,4-TETRAHYDROISOQUINOLINE-(3R)-CARBOXYLIC ACID 1,2,3,4-D-TETRAHYDROISOQUINOLINE-3-CARBOXYLIC ACID 3-ISOQUINOLINECARBOXYLIC ACID, 1,2,3,4-TETRAHYDRO-, (3R)- (3R)-1,2,3,4-TETRAHYDROISOQUINOLINE-3-CARBOXYLIC ACID H-D-TIC-OH D-1,2,3,4-TETRAHYDROISOQUINOLINE-3-CARBOXYLIC ACID D-[3R]-1,2,3,4-TETRAHYDROISOQUINOLINE-3-CARBOXYLIC ACID D-TIC (R)-1,2,3,4-TETRAHYDRO-3-ISOQUINOLINECARBOXYLIC ACID RARECHEM BK PT 0079 D-1,2,3,4-Tetrahydroisoquinoline (R)-1,2,3,4-Tetrahydro-3-Isoquinoliceearboxylic Acid D-PHENYLALANINE ANALOGUE Tetrahydroisoquinoline-3-carboxylic acid (R)-(+)-1,2,3,4-Tetrahydroisoquinoline-3-CarboxylicAci D-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid USP/EP/BP 103733-65-9 D-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid Icatibant Impurity 4 Atebant Impurity 4 (R)-1,2,3,4-TETRAHYDROISOQUINOLINE-3-CARBOXYLIC ACID 103733-65-9 Others Peptide Synthesis Specialty Synthesis Unnatural Amino Acid Derivatives a-amino Others Peptide Synthesis Unnatural Amino Acid Derivatives Amino Acids