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Fmoc-O-tert-butyl-L-tyrosine

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Origin: China

Cas No: 71989-38-3

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Products Specification
Product Description

Quick Details
CAS No.:
71989-38-3
Other Names:
N-Fmoc-O-tert-butyl-L-tyrosine
MF:
C28H29NO5
EINECS No.:
276-262-7
Place of Origin:
Shandong, China
Type:
Agrochemical Intermediates, Dyestuff Intermediates, Flavor & Fragrance Intermediates, Pharmaceutical Intermediates, Syntheses Material Intermediates
Purity:
≥98%
Brand Name:
Finerchem
Model Number:
71989-38-3
Application:
Pham Intermediates
Appearance:
White crystalline powder
Product name:
Fmoc-O-tert-butyl-L-tyrosine
Molecular Weight:
459.54
Packaging&Delivery
Packaging Details
Liquid product packaging:
1kg/bottle, 25kg/drum, or as your demand
Solid package:
Aluminum foil bag for within 10kg
Fiber drum for 10kg and more
Shipping: By air, by sea or by courier (VIP account of TNT, DHL, Fedex and EMS)
Port
Shanghai Port, Qingdao Port, Tianjin Port

Property

CAS No.: 71989-38-3 Formula: C28H29NO5 Molecular Weight: 459.53400

Basic Info

Chemical Name	Fmoc-O-tert-butyl-L-tyrosine
Synonyms	(2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3-[4-[(2-methylpropan-2-yl)oxy]phenyl]propanoic acid;
CAS No.	71989-38-3
Molecular Formula	C28H29NO5
Molecular Weight	459.53400
PSA	84.86000
LogP	5.78920

Properties

Appearance & Physical State	White to off-white crystalline powder
Density	1.218 g/cm3
Boiling Point	658.2ºC at 760 mmHg
Melting Point	153-156ºC
Flash Point	351.9ºC
Refractive Index	-30 ° (C=1, DMF)
Stability	Stable under normal temperatures and pressures.
Storage Condition	2-8ºC

Safety Info

Safety Statements	S26
WGK Germany	3
Risk Statements	R36/37/38
Hazard Codes	Xi

Synthesis Route

Fmoc-Tyr(t-Bu)-1,1-dimethylallyl ester→Fmoc-O-tert-butyl-L-tyrosine
Fmoc-Tyr(but)-O-Pha→Fmoc-O-tert-butyl-L-tyrosine
N-(9-Fluorenylmethoxycarbonyl)-O-tert-butyl-L-tyrosine Methyl Ester→Fmoc-O-tert-butyl-L-tyrosine

Precursor

N-(9-Fluorenylmethoxycarbonyloxy)succinimide
N-(9-Fluorenylmethoxycarbonyl)-O-tert-butyl-L-tyrosine Methyl Ester
Fmoc-Tyr(t-Bu)-1,1-dimethylallyl ester
H-tyrosine(t-Bu)-OH

Downstream Product

9H-Fluoren-9-ylmethyl [(2S)-1-hydroxy-3-{4-[(2-methyl-2-propanyl) oxy]phenyl}-2-propanyl]carbamate
Fmoc-Tyr(tBu)-OPfp
(2S)-2-acetamido-3-(4-methoxyphenyl)propanoic acid
FMOC-L-β-HOMOTYROSINE(OTBU)

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