Showing posts with label D-His Derivatives. Show all posts
Showing posts with label D-His Derivatives. Show all posts

14.3.15

CAS#393568-74-6 Boc-D-His(Trt)-OH MFCD08274494 | 30811

(R)-2-((tert-butoxycarbonyl)amino)-3-(1-trityl-1H-imidazol-4-yl)propanoic acid

Product Synonyms
Boc-D-His(Trt)-OH; Nα-Boc-π-Trityl-D-Histidine
Appearance
White to Off-white powder 
GLB ID#
30811
CAS#
393568-74-6
MDL#
MFCD08274494
PubChem CID
-
InChIKey
OYXZPXVCRAAKCM-AREMUKBSSA-N
Formula
C30H31N3O4
M.W.
497.6
Purity
≥98%
Specific Rotation[a]20/D
-12°±2° (C=1 in MeOH)
Optical Purity
L-Enantionmer CAS#32926-43-5 Boc-L-His(Trt)-OH 
Melting Point
Not measured
Solubility
0.3gram in 6ml MeOH clear solution
Water Content (K.F.)
Not measured
Loss on drying
Not measured
IR Spectrum
Complies
MS Spectrum
Complies
NMR Spectrum
Complies
Packaging
1g, 5g, 25g, 100g, 250g, 500g, 1kg, 5kg ..... or on request 
Storage
Keep cool & dry under <25°C upon the receipt of goods
Price
Use
For the R&D purpose only, strictly not permitted for drug use.

9.7.14

Fmoc-D-His(Trt)-OH CAS#135610-90-1 (GLB ID-36705)

N-Alpha-Fmoc-Nim-Trityl-D-Histidine
Product
Fmoc-D-His(Trt)-OH
GLB ID#
36705
CAS#
135610-90-1
MDL#
MFCD00077061
Formula
C40H33N3O4
M.W.
619.7
Appearance
White to off-white powder
Purity
≥99%
Specific Rotation[a]20/D
-80o±8o(C=1 in CHCl3)
Optical Purity
≤0.5% L-enantiomer
Melting Point
130-180oC
Solubility
0.3gram in 2ml DMF clear solution
NMR Spectrum
Complies
Packaging
5g, 25g, 100g, 250g, 500g, 1kg, 10kg.... or on request 
Storage
Keep dry under 25o upon the receipt
Price
Use
For the research and development purpose only