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5-Amino-2-Boc-1,2,3,4-tetrahydroisoquinoline

CAS No.
201150-73-4
Chemical Name:
5-Amino-2-Boc-1,2,3,4-tetrahydroisoquinoline
Synonyms
2(1H)-Isoquinolinecarboxylic acid, 5-amino-3,4-dihydro-, 1,1-dimethylethyl ester;CAS:201150-73-4;2-Boc-1,2,3,4-Tetrahydroisoquinolin;2-BOC-1,2,3,4-TETRAHYDROISOQUINOLIN-5-AMINE;5-Amino-2-Boc-1,2,3,4-tetrahydroisoquinoline;5-AMINO-N-T-BUTYLOXYCARBONYL-1,2,3,4-TETRAHYDROISOQUINOLINE;5-AMINO-2-TERT-BUTOXYCARBONYL-1,2,3,4-TETRAHYDROISOQUINOLINE;tert-butyl 5-amino-3,4-dihydro-1H-isoquinoline-2-carboxylate;TERT-BUTYL 5-AMINO-3,4-DIHYDROISOQUINOLINE-2(1H)-CARBOXYLATE;tert-Butyl 5-amino-1,2,3,4-tetrahydroisoquinoline-2-carboxylate
CBNumber:
CB8446930
Molecular Formula:
C14H20N2O2
Molecular Weight:
248.32
MDL Number:
MFCD02179750
MOL File:
201150-73-4.mol
MSDS File:
SDS
Last updated:2026-09-12 18:55:43

5-Amino-2-Boc-1,2,3,4-tetrahydroisoquinoline Properties

Boiling point 390.4±42.0 °C(Predicted)
Density 1.145±0.06 g/cm3(Predicted)
storage temp. under inert gas (nitrogen or Argon) at 2–8 °C
pka 4.14±0.20(Predicted)
Appearance White to off-white Solid

SAFETY

Risk and Safety Statements

Symbol(GHS)  Flame (GHS02)
GHS02
Signal word  Danger
Hazard statements  H225
Precautionary statements  P501-P240-P210-P233-P243-P241-P242-P280-P370+P378-P303+P361+P353-P403+P235
HazardClass  IRRITANT

5-Amino-2-Boc-1,2,3,4-tetrahydroisoquinoline price More Price(53)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Biosynth FA148149 5-Amino-2-tert-butoxycarbonyl-1,2,3,4-tetrahydroisoquinoline 201150-73-4 0.25g $250 2026-06-04 Buy
Biosynth FA148149 5-Amino-2-tert-butoxycarbonyl-1,2,3,4-tetrahydroisoquinoline 201150-73-4 0.1g $250 2026-06-04 Buy
Biosynth FA148149 5-Amino-2-tert-butoxycarbonyl-1,2,3,4-tetrahydroisoquinoline 201150-73-4 0.05g $250 2026-06-04 Buy
Biosynth FA148149 5-Amino-2-tert-butoxycarbonyl-1,2,3,4-tetrahydroisoquinoline 201150-73-4 0.5g $259.6 2026-06-04 Buy
Biosynth FA148149 5-Amino-2-tert-butoxycarbonyl-1,2,3,4-tetrahydroisoquinoline 201150-73-4 1g $415.36 2026-06-04 Buy
Product number Packaging Price Buy
FA148149 0.25g $250 Buy
FA148149 0.1g $250 Buy
FA148149 0.05g $250 Buy
FA148149 0.5g $259.6 Buy
FA148149 1g $415.36 Buy

5-Amino-2-Boc-1,2,3,4-tetrahydroisoquinoline Chemical Properties,Uses,Production

Synthesis

8-BROMO-2,3,4,9-TETRAHYDROCARBAZOL-1-ONE

115955-90-3

Di-tert-butyl dicarbonate

24424-99-5

5-AMINO-2-BOC-1,2,3,4-TETRAHYDROISOQUINOLINE

201150-73-4

To a 1,4-dioxane (100 mL) solution of 5-amino-1,2,3,4-tetrahydroisoquinoline (3.68 g, 24.8 mmol) was added an aqueous 3 N NaOH solution (8.27 mL, 24.8 mmol). After the reaction mixture was cooled to 0°C, a solution of 1,4-dioxane (10 mL) in di-tert-butyl dicarbonate (5.42 g, 24.8 mmol) was added slowly and dropwise. After the dropwise addition, the reaction mixture was stirred at room temperature overnight. After completion of the reaction, the mixture was poured into water and extracted with ethyl acetate (2×). The organic layers were combined and washed sequentially with saturated aqueous NaHCO3 solution, water and brine. The organic layer was dried over anhydrous Na2SO4 and concentrated under reduced pressure. The residue was purified by silica gel column chromatography to afford 5.44 g (88% yield) of tert-butyl 5-amino-3,4-dihydroisoquinoline-2(1H)-carboxylate of the target compound as a white solid.

References

[1] Patent: WO2005/37214, 2005, A2. Location in patent: Page/Page column 121-122
[2] Bioorganic and Medicinal Chemistry, 2000, vol. 8, # 8, p. 2085 - 2094
[3] Patent: WO2014/160668, 2014, A1. Location in patent: Page/Page column 357

5-Amino-2-Boc-1,2,3,4-tetrahydroisoquinoline Preparation Products And Raw materials

5-Amino-2-Boc-1,2,3,4-tetrahydroisoquinoline Suppliers

Global( 98)Suppliers
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J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
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JW & Y Pharmlab Co., Ltd. 021-64340559 xinyu_shi@jwypharmlab.com.cn China 11999 58

5-Amino-2-Boc-1,2,3,4-tetrahydroisoquinoline Spectrum

2-Boc-1,2,3,4-Tetrahydroisoquinolin 5-Amino-2-(tert-butyloxycarbonyl)-1,2,3,4-tetrahydroisoquinoline 5-AMINO-2-TERT-BUTOXYCARBONYL-1,2,3,4-TETRAHYDROISOQUINOLINE 5-AMINO-3,4-DIHYDRO-1H-ISOQUINOLINE-2-CARBOXYLIC ACID TERT-BUTYL ESTER 5-AMINO-N-T-BUTYLOXYCARBONYL-1,2,3,4-TETRAHYDROISOQUINOLINE tert-Butyl 5-amino-1,2,3,4-tetrahydroisoquinoline-2-carboxylate TERT-BUTYL 5-AMINO-3,4-DIHYDROISOQUINOLINE-2(1H)-CARBOXYLATE 2-BOC-1,2,3,4-TETRAHYDROISOQUINOLIN-5-AMINE tert-butyl 5-amino-3,4-dihydro-1H-isoquinoline-2-carboxylate CAS:201150-73-4 2(1H)-Isoquinolinecarboxylic acid, 5-amino-3,4-dihydro-, 1,1-dimethylethyl ester 5-Amino-2-Boc-1,2,3,4-tetrahydroisoquinoline 201150-73-4