| CAS
NO. |
75647-01-7 |

|
| EINECS
NO. |
|
| FORMULA |
C9H16N2O5 |
| MOL
WT. |
232.24 |
|
H.S.
CODE
|
|
|
TOXICITY
|
|
| SYNONYMS |
Boc-D-Asn-OH;
N-(alpha)-tert-Butoxycarbonyl-D-asparagine;
|
|
N2-[(tert-butoxy)carbonyl]-D-asparagine;
N2-[(tert-Butoxy)carbonyl]-D-asparagin; N2-[(terc-butoxi)carbonil]-D-asparraguina;
N2-[(tert-butoxy)carbonyl]-D-asparagine; N-alpha-t-BOC-D-asparagine;
N-(tert-Butoxycarbonyl)-D-asparagine; |
| DERIVATION |
|
|
CLASSIFICATION
|
AMINO ACIDS
/
|
|
PHYSICAL AND CHEMICAL PROPERTIES
|
| PHYSICAL
STATE |
White to off-white
crystalline
powder |
| MELTING POINT |
170
- 175 C
(Decomposes) |
| BOILING
POINT |
|
| SPECIFIC GRAVITY |
|
| SOLUBILITY
IN WATER |
|
| pH |
|
| VAPOR DENSITY |
|
|
AUTOIGNITION
|
|
|
NFPA
RATINGS
|
Health:
1; Flammability: 0; Reactivity:
0 |
|
REFRACTIVE
INDEX
|
|
| FLASH
POINT |
|
| STABILITY |
Stable
under ordinary conditions. Moisture and light sensitive |
|
GENERAL
DESCRIPTION & APPLICATIONS
|
|
An unnatural
amino acid for peptidomimetics and biological
research. |
| SALES
SPECIFICATION |
|
APPEARANCE
|
White to off-white
crystalline
powder |
|
ASSAY
|
99.0%
min |
|
OPTICAL ROTATION
[a]20 |
+7°
~
+8° (C=2
in DMF) |
|
SOLUTION CLARITY |
clear
|
|
Fe
|
10ppm
max
|
|
HEAVY METALS |
10ppm
max
|
|
As
|
2ppm
max
|
|
LOSS ON
DRYING |
0.5%
max
|
| TRANSPORTATION |
| PACKING |
|
| HAZARD CLASS |
Not
regulated |
| UN
NO. |
|
| OTHER
INFORMATION |
| Hazard Symbols: XI, Risk Phrases: 36/37/38,
Safety Phrases: 22-24/25 |
| PRICES
|
|
|