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1-(Benzyloxycarbonyl) azetidine-3-carboxylic acid

CAS No.
97628-92-7
Chemical Name:
1-(Benzyloxycarbonyl) azetidine-3-carboxylic acid
Synonyms
1-Cbz-azetidine-3-carboxylic acid;1-Cbz-azetidine-3-carboxy...;Cbz-3-Azetidinecarboxylic acid;CBZ-AZETIDINE-3-CARBOXYLIC ACID;N-Cbz-azetidine-3-carboxylic acid;N-Carbobenzyloxyazetidine-3-carboxylic acid;1-Cbz-azetidine-3-carboxylic acid - [C1527];1-benzyloxycarbonyl-3-azetidinecarboxylic acid;Azetidine-1,3-dicarboxylic acid 1-benzyl ester;1-(Benzyloxycarbonyl) azetidine-3-carboxylic acid
CBNumber:
CB8844563
Molecular Formula:
C12H13NO4
Molecular Weight:
235.24
MDL Number:
MFCD09027504
MOL File:
97628-92-7.mol
MSDS File:
SDS
Last updated:2026-09-12 18:55:53

1-(Benzyloxycarbonyl) azetidine-3-carboxylic acid Properties

Boiling point 421.2±45.0 °C(Predicted)
Density 1.362
storage temp. 2-8°C
pka 4.19±0.20(Predicted)
form Solid
color White to off-white

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P280a-P304+P340-P305+P351+P338-P405-P501a
HazardClass  IRRITANT
HS Code  2933998090
NFPA 704
0
2 0

1-(Benzyloxycarbonyl) azetidine-3-carboxylic acid price More Price(55)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
ChemScene CS-W004868 1-Cbz-azetidine-3-carboxylic acid ≥97% 97628-92-7 5g $15 2026-06-04 Buy
ChemScene CS-W004868 1-Cbz-azetidine-3-carboxylic acid ≥97% 97628-92-7 10g $21 2026-06-04 Buy
ChemScene CS-W004868 1-Cbz-azetidine-3-carboxylic acid ≥97% 97628-92-7 25g $41 2026-06-04 Buy
ChemScene CS-W004868 1-Cbz-azetidine-3-carboxylic acid ≥97% 97628-92-7 100g $159 2026-06-04 Buy
Apolloscientific OR309030 1-Benzyloxycarbonyl-3-azetidinecarboxylic acid >96% 97628-92-7 5g $21 2026-06-04 Buy
Product number Packaging Price Buy
CS-W004868 5g $15 Buy
CS-W004868 10g $21 Buy
CS-W004868 25g $41 Buy
CS-W004868 100g $159 Buy
OR309030 5g $21 Buy

1-(Benzyloxycarbonyl) azetidine-3-carboxylic acid Chemical Properties, Uses, Production

Uses

1-Cbz-azetidine-3-carboxylic acid is a non-cleavable ADC linker used in the synthesis of antibody-drug conjugates (ADCs). 1-Cbz-azetidine-3-carboxylic acid is also a alkyl chain-based PROTAC linker that can be used in the synthesis of PROTACs[1]

Synthesis

3-Azetidinecarboxylic acid

36476-78-5

Benzyl chloroformate

501-53-1

1-(BENZYLOXYCARBONYL) AZETIDINE-3-CARBOXYLIC ACID

97628-92-7

General procedure for the synthesis of 1-(benzyloxycarbonyl)azetidine-3-carboxylic acid from 3-acridinecarboxylic acid and benzyl chloroformate: 3-acridinecarboxylic acid (4.0 g, 39.6 mmol) was dissolved in a 1 N sodium hydroxide solution (40 mL) and the solution was cooled to 0 °C. Under stirring, benzyl chloroformate (5.9 mL, 41 mmol) was slowly added, followed by dropwise addition of additional 1 N sodium hydroxide solution (41 mL). The reaction mixture was stirred vigorously at 0 °C for 16 hours. Upon completion of the reaction, the mixture was acidified to a pH of about 2-3 with 2 N hydrochloric acid.The acidified suspension was extracted with dichloromethane (2 x 100 mL) and the organic layers were combined and dried with anhydrous magnesium sulfate. After filtration, the organic phase was concentrated under reduced pressure to afford the white solid product 1-(benzyloxycarbonyl)azetidine-3-carboxylic acid (9.3 g, 39.6 mmol, 100% yield). The structure of the product was confirmed by 1H NMR (400 MHz, CDCl3): δ 7.37-7.29 (5H, m, Ar-H), 5.10 (2H, s, CH2Ph), 4.21 (4H, d, J = 7.5 Hz, NCH2), 3.43 (1H, quintuple peak, J = 7.5 Hz, CH).

IC 50

Non-cleavable Linker

References

[1] Beck A, et al. Strategies and challenges for the next generation of antibody-drug conjugates. Nat Rev Drug Discov. 2017;16(5):315-337. DOI:10.1038/nrd.2016.268
[2] Nalawansha DA, et al. PROTACs: An Emerging Therapeutic Modality in Precision Medicine. Cell Chem Biol. 2020;27(8):998-985. DOI:10.7554/eLife.57277

1-(Benzyloxycarbonyl) azetidine-3-carboxylic acid Preparation Products And Raw materials

Global Suppliers ( 113)
Supplier Tel Email Country ProdList Advantage
Chembest Research Laboratories Limited 021-20908456 sales@BioChemBest.com China 5996 61
Alfa Aesar 400-6106006 saleschina@alfa-asia.com China 30103 84
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
JinYan Chemicals(ShangHai) Co.,Ltd. 13817811078 sales@jingyan-chemical.com China 9963 60
Accela ChemBio Co.,Ltd. 021-50795510 4000665055 marketing@accelachem.com China 10972 64
Shanghai Boc Chemical Co.,Ltd 021-34975603-808 18721111801 sales@bocpharma.com China 991 64
Shanghai Hanhong Scientific Co.,Ltd. 021-54306202 13764082696 info@hanhongsci.com China 42917 64
Shanghai Sunway Pharmaceutical Technology Co., Ltd 13761987713 hxzheng@sunwaypharm.cn China 8663 57
Shanghai Topbiochem Technology Co., Ltd +86-21-60341587 sales@topbiochem.com China 6166 58
Shanghai Aladdin Bio-Chem Technology Co.,LTD 400-6206333 13167063860 anhua.mao@aladdin-e.com China 29977 65

View Latest Price from 1-(Benzyloxycarbonyl) azetidine-3-carboxylic acid manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
1-(BENZYLOXYCARBONYL) AZETIDINE-3-CARBOXYLIC ACID pictures 2026-05-15 1-(BENZYLOXYCARBONYL) AZETIDINE-3-CARBOXYLIC ACID
97628-92-7
$1.50 1g 99.0% Min 100 Tons Shaanxi Didu New Materials Co. Ltd

1-(Benzyloxycarbonyl) azetidine-3-carboxylic acid Spectrum

N-Cbz-azetidine-3-carboxylic acid 1-benzyloxycarbonyl-3-azetidinecarboxylic acid 1-Cbz-azetidine-3-carboxy... CBZ-AZETIDINE-3-CARBOXYLIC ACID N-(Benzyloxycarbonyl)azetidine-3-carboxylic acid, 95% Azetidine-1,3-dicarboxylic acid 1-benzyl ester N-Carbobenzyloxyazetidine-3-carboxylic acid 1,3-Azetidinedicarboxylic acid, 1-(phenylmethyl) ester 1-phenylmethoxycarbonylazetidine-3-carboxylic acid 1-(BENZYLOXYCARBONYL) AZETIDINE-3-CARBOXYLIC ACID ISO 9001:2015 REACH Cbz-3-Azetidinecarboxylic acid 1-Cbz-azetidine-3-carboxylic acid - [C1527] 1-Cbz-azetidine-3-carboxylic acid 1-(Benzyloxycarbonyl) azetidine-3-carboxylic acid 97628-92-7