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この商品について
実験式(ヒル表記法):
C4H8N2O3 · xH2O
CAS番号:
分子量:
132.12 (anhydrous basis)
UNSPSC Code:
12352209
EC Index Number:
200-735-9
NACRES:
NA.21
MDL number:
製品名
L-Asparagine monohydrate, for biochemistry
SMILES string
[N+H3][C@@H](CC(=O)N)C(=O)[O-].O
InChI
1S/C4H8N2O3.H2O/c5-2(4(8)9)1-3(6)7;/h2H,1,5H2,(H2,6,7)(H,8,9);1H2/t2-;/m0./s1
InChI key
RBMGJIZCEWRQES-DKWTVANSSA-N
form
solid
pH
4.0-5.5 (20 °C, 20 g/L in H2O)
mp
215-217 °C (decomposes)
solubility
22 g/L
bulk density
530 kg/m3
storage temp.
2-30°C
Quality Level
Analysis Note
- Assay (perchloric acid titration, calculated on dried substance): 99.0 - 101.0 %
- Identity (IR-spectrum): passes test
- Identity (specific rotation): passes test
- Appearance: white to almost white crystalline powder or colorless crystals
- Appearance of solution (20 g/l, CO₂-free water): clear and colorless
- Spec. rotation (α 20/D, 100 g/l, hydrochloric acid 3 mol/l, calc. on dried substance): +33.7 to +36.0
- Chloride (Cl): ≤ 50 ppm
- Sulfate (SO₄): ≤ 50 ppm
- As (Arsenic): ≤ 5 ppm
- Ca (Calcium): ≤ 10 ppm
- Co (Cobalt): ≤ 5 ppm
- Fe (Iron): ≤ 5 ppm
- K (Potassium): ≤ 5 ppm
- Mg (Magnesium): ≤ 5 ppm
- Na (Sodium): ≤ 50 ppm
- Pb (Lead): ≤ 10 ppm
- Zn (Zinc): ≤ 5 ppm
- Ninhydrin-positive substances (LC)(Aspartic acid): ≤ 0.5 %
- Ninhydrin-positive substances (LC)(any other ninhydrin-positive impurity): ≤ 0.3 %
- Ninhydrin-positive substances (LC) (ammonium (570 nm)): ≤ 0.02 %
- Ninhydrin-positive substances (LC)(total impurities): ≤ 0.8 %
- Loss on drying (130 °C, 3 h): 10.5 - 12.5 %
Application
- Chiral Resolution and Amino Acid Racemase Applications: L-Asparagine monohydrate has been utilized in the immobilization of amino acid racemases complemented with preferential crystallization process for enhanced chiral resolutions (Carneiro et al., 2020).
- Electro-optical Property Studies: L-Asparagine monohydrate can be used to prepare growth crystals to study its electro-optical properties, particularly in noncentrosymmetric crystal environments. (Shkir et al., 2015).
保管分類
11 - Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
試験成績書(COA)
製品のロット番号・バッチ番号を入力して、試験成績書(COA) を検索できます。ロット番号・バッチ番号は、製品ラベルに「Lot」または「Batch」に続いて記載されています。
関連コンテンツ
PowerPoint Template
Para la elaboración de un memo en tamaño carta
グローバルトレードアイテム番号
| カタログ番号 | GTIN |
|---|---|
| 1.01566.9010 | 04022536692647 |
| 1.01566.1000 | 04022536022840 |
| 1.01566.0100 | 04022536022833 |
ライフサイエンス、有機合成、材料科学、クロマトグラフィー、分析など、あらゆる分野の研究に経験のあるメンバーがおります。.
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