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BOC-L-Proline

CAS No.
15761-39-4
Chemical Name:
BOC-L-Proline
Synonyms
BOC-PRO-OH;BOC-PRO;N-BOC-L-PROLINE;BOC-L-PRO;BOC-L-PRO-OH;N-(TERT-BUTOXYCARBONYL)-L-PROLINE;N-BOC-PROLINE;BOC-PROLINE;(S)-1-(tert-butoxycarbonyl)pyrrolidine-2-carboxylic acid;(2S)-1-tert-butoxycarbonylpyrrolidine-2-carboxylic acid
CBNumber:
CB3274189
Molecular Formula:
C10H17NO4
Molecular Weight:
215.25
MDL Number:
MFCD00037324
MOL File:
15761-39-4.mol
MSDS File:
SDS
Last updated:2024-06-04 19:18:49

BOC-L-Proline Properties

Melting point 133-135 °C(lit.)
Boiling point 355.52°C (rough estimate)
alpha -60.5 º (c=1, HAc)
Density 1.1835 (rough estimate)
refractive index -60 ° (C=2, AcOH)
storage temp. Keep in dark place,Sealed in dry,Room Temperature
solubility Soluble in acetic acid.
form Crystals or Crystalline Powder
pka 4.01±0.20(Predicted)
color White
optical activity [α]20/D 61±2°, c = 2% in acetic acid
BRN 15828
InChIKey ZQEBQGAAWMOMAI-ZETCQYMHSA-N
CAS DataBase Reference 15761-39-4(CAS DataBase Reference)
EPA Substance Registry System 1,2-Pyrrolidinedicarboxylic acid, 1-(1,1-dimethylethyl) ester, (2S)- (15761-39-4)

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P305+P351+P338
Hazard Codes  Xn
Risk Statements  20/21/22-36/37/38
Safety Statements  24/25-36-26
WGK Germany  3
TSCA  Yes
HS Code  2933 99 80
HazardClass  IRRITANT
NFPA 704
0
0 0

BOC-L-Proline price More Price(52)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 8.53003 Boc-Pro-OH Novabiochem? 15761-39-4 25g $56.1 2024-03-01 Buy
Sigma-Aldrich 15490 Boc-Pro-OH ≥99.0% (T) 15761-39-4 5g $36.4 2024-03-01 Buy
Sigma-Aldrich 8.53003 Boc-Pro-OH Novabiochem? 15761-39-4 100g $129 2024-03-01 Buy
TCI Chemical B1188 N-(tert-Butoxycarbonyl)-L-proline >99.0%(T) 15761-39-4 5g $20 2024-03-01 Buy
TCI Chemical B1188 N-(tert-Butoxycarbonyl)-L-proline >99.0%(T) 15761-39-4 25g $58 2024-03-01 Buy
Product number Packaging Price Buy
8.53003 25g $56.1 Buy
15490 5g $36.4 Buy
8.53003 100g $129 Buy
B1188 5g $20 Buy
B1188 25g $58 Buy

BOC-L-Proline Chemical Properties,Uses,Production

Description

N-Boc-L-proline is a synthetic intermediate. It has been used in the synthesis of enantioselective catalysts for aldol reactions and hepatitis C virus (HCV) NS5A inhibitors.

Chemical Properties

White to off-white microcrystalline powder

Uses

N-Boc-L-proline is used as an intermediate in organic synthesis. It is also used to prepare daclatasvir, which inhibits the hepatitis C virus (HCV) non-structural 5A (NS5A) protein. Further, it is used as a drug in the treatment of hepatitis C virus (HCV).

Preparation

Triethylamine (16.5 mL, 0.12 mmol) was added dropwise over a period of 10 min to a stirred, ice-cold suspension of l-proline (10.0 g, 8.7 mmol) in dichloromethane (200 mL) in a 500-mL three-necked, round-bottomed flask. A solution of Boc2O (28.3 g, 0.13 mmol) in dichloromethane (100 mL) was then added over a period of 10 min and the mixture was stirred for 2.5 h. Thereafter, 10% aqueous citric acid (50 mL) was added, and the dichloromethane layer was washed with saturated brine (2×50 mL) and with water (50 mL). After drying the organic phase over magnesium sulfate, the solvent was evaporated and the residue was taken up in hot ethyl acetate. Dilution of this solution with hexane gave the product, N-tertbutoxycarbonyl- L-proline (17.8 g, 95%); mp 138–140℃; TLC (silica gel): Rf=0:36 (EtOAc/MeOH, 1:1).

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View Lastest Price from BOC-L-Proline manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
BOC-L-Proline pictures 2024-11-27 BOC-L-Proline
15761-39-4
US $0.00 / Kg/Drum 1KG 98%min 500kgs WUHAN FORTUNA CHEMICAL CO., LTD
 BOC-L-Proline pictures 2024-11-26 BOC-L-Proline
15761-39-4
US $200.00 / KG 1KG 98% 20TONS Anhui Dexinjia Biopharm Co., Ltd
BOC-L-Proline pictures 2024-05-30 BOC-L-Proline
15761-39-4
US $0.00-0.00 / kg 1kg 0.99 50000kg Hebei Kingfiner Technology Development Co.Ltd
  • BOC-L-Proline pictures
  • BOC-L-Proline
    15761-39-4
  • US $0.00 / Kg/Drum
  • 98%min
  • WUHAN FORTUNA CHEMICAL CO., LTD
  •  BOC-L-Proline pictures
  • BOC-L-Proline
    15761-39-4
  • US $200.00 / KG
  • 98%
  • Anhui Dexinjia Biopharm Co., Ltd
  • BOC-L-Proline pictures
  • BOC-L-Proline
    15761-39-4
  • US $0.00-0.00 / kg
  • 0.99
  • Hebei Kingfiner Technology Development Co.Ltd
BOC-L-PROLINE-OH L-Proline, N-BOC protected, (2S)-1-(tert-Butoxycarbonyl)pyrrolidine-2-carboxylic acid L-PROLINE-N-T-BOC BOC-L-Proline, 99+% 25GR (S)-1-(tert-buto×ycarbonyl)pyrrolidine-2-carbo×ylic acid N-Boc-L-Proline N-Boc-L-proline Boc-Pro-OH N-(tert-Butoxycarbonyl)-L-proline N-(tert-Butoxycarbonyl)-L-proline (S)-Pyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester The BOC-L- pro N-(tert-Butoxycarbonyl)-L-proline, 99.0%(T) Boc-L-Proline SynonyMs N-(tert-Butoxycarbonyl)-L-proline Boc-Pro-OH >=99.0% (T) Daclatasvir Intermediates 3 Vildagliptin Impurity 15 1-tert-Butyloxycarbonyl-L-proline (S)-Boc-pyrrolidine-2-carboxylic acid Boc-L-proline≥ 98% (HPLC) TBOC-L-PROLINE T-BUTYLOXYCARBONYL-L-PROLINE RARECHEM AL BO 1463 1,2-PYRROLIDINEDICARBOXYLIC ACID, 1-(1,1-DIMETHYLETHYL) ESTER, (2S)- 1-(tert-butyl) hydrogen (S)-pyrrolidine-1,2-dicarboxylate BOC-L-Proline, 99+% Boc-DL-Proline-OH TERT-BUTYLOXYCARBONYLPROLINE N-ALPHA-T-BUTYLOXYCARBONYL-L-PROLINE Boc-Pro-OH (Boc-L-Proline N-(tert-Butoxycarbonyl)-L-proline, Boc-L-proline (2S)-1-[(2-Methylpropan-2-yl)oxycarbonyl]pyrrolidine-2-carboxylic acid Butoxycarbonylproilne N-(tert-Butoxycarbonyl)-L-proline ,98.5% (2S)-1-(tert-Butyloxycarbonyl)pyrrolidine-2α-carboxylic acid (2S)-1,2-Pyrrolidinedicarbonic acid 1-tert-butyl ester Boc-Pro-OH (Boc-L-Proline: N-(tert-Butoxycarbonyl)-L-proline) (2S)-Pyrrolidine-2-carboxylic acid, N-BOC protected (S)-1,2-Pyrrolidinedicarboxylic acid 1-(1,1-dimethylethyl) ester N-(TERT-BUTOXYCARBONYL)-L-PROILNE N-(TERT-BUTYLOXYCARBONYL)-L-PROLINE N-T-BUTOXYCARBONYL-L-PROLINE N-T-BOC-L-PROLINE n-alpha-tert-boc-l-proline N-ALPHA-TERT-BUTYLOXYCARBONYL-L-PROLINE N-ALPHA-T-BUTOXYCARBONYL-L-PYRROLIDINE-2-CARBOXYLIC ACID N-ALPHA-T-BUTOXYCARBONYL-L-PROLINE N-ALPHA-T-BOC-L-PROLINE BOC-L-PROLINE extrapure 1-Tert-Butoxycarbonyl-L-proline Boc-L-proline ,98.5% BOC-PYRD(2)-OH BOC-L-PROLINE 1-(1,1-dimethylethyl)ester,(s)-2-pyrrolidinedicarboxylicacid (Tert-Butoxy)Carbonyl Pro-OH N-(tert-Butoxycarbonyl)-L-proline> BOC-L-Proline USP/EP/BP N-(tert-butoxycarbonyl)-laevo-proline BOC-L-PRO N-BOC-PROLINE