Matières premières pharmaceutiques Fmoc-Ser (OtBu) -OH CAS 71989-33-8

Product Name

fmoc-o-tert-butyl-l-serine; Fmoc-Ser(tBu)-OH

CAS No. 

71989-33-8

EINECS No.

276-260-6

MF

C22H24NO5 

Molecular Weight

382.4302

InChI

InChI=1/C22H25NO5/c1-22(2,3)28-13-19(20(24)25)23-21(26)27-12-18-16-10-6-4-8-14(16)15-9-5-7-11-17(15)18/h4-11,18-19H,12-13H2,1-3H3,(H,23,26)(H,24,25)/p-1/t19-/m0/s1

Melting Point

127-131°C

Boiling Point

578.6°C at 760 mmHg

Flash Point

303.7°C

Vapour Pressure

3.16E-14mmHg at 25°C

Packing

According to your order

MOQ

1 kg

Supply Ability

100 tons per month

Delivery time

within 10 days

Payment Terms

L/C, T/T, Western Union, Money Gram, Paypal, etc.

Test Items

Specification

Results

Description

White to off white crystalline powder

Comply

Melting point

166-170°C

167.3-168.1°C

Identification

Positive reaction

Positive reaction

Related substances

≤1.0%

0.16%

Loss on drying

≤0.5%

0.06%

Residue on ignition

≤0.1%

0.02%

Chloride

≤0.014%

<0.014

Heavy Metals

≤20ppm

<20ppm

Clarity of solution

Conform to standard

Complies

Microbial Limit

≤20ppm

<20ppm

Assay

≥99.0%

99.12%