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D-2-Amino-4-methylpentanoic acid
D-2-Amino-4-methylpentanoic acid
$5 - $758
Product name
D-2-Amino-4-methylpentanoic acid
Cas No
328-38-1
MF
C6H13NO2
MW
131.17
EINECS
206-327-7
MDL Number
MFCD00063088
Synonyms
D-Leucine≥ 99.5% (anhydrous assay);(R)-(-)-LEUCINE;D-HOMO-VALINE;D-2-AMINO-4-METHYLPENTANOIC ACID;D-2-Amino-4-methylvaleric acid;D-LEUCINE, 99% (97% EE/GLC);D-Leucine,>99%;D-Leucine/CH78985
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Price
44 prices
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Alfa Aesar
TCI Chemical
Sigma-Aldrich
Acrotein
AHH
Chemenu
Crysdot
TRC
AstaTech
Usbiological
Frontier Specialty Chemicals
Matrix Scientific
AK Scientific
Iris Biotech GmbH
Medical Isotopes, Inc.
Chem-Impex
Activate Scientific
ChemScene
Ambeed
Labseeker
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5g
10g
25g
50g
100g
250g
500g
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Brand
Packaging
Price
Product name
Acrotein
NA-0084
25g
$41.62
D-Leucine
Activate Scientific
AS29318
25g
$65
D-Leucine
Activate Scientific
AS29318
100g
$167
D-Leucine
AHH
MT-16361
500g
$758
D-Leucine
AK Scientific
J50297
1kg
$550
D-Leucine
AK Scientific
E750
25g
$38
D-Leucine
AK Scientific
E750
5g
$14
D-Leucine
Alfa Aesar
A14842
5g
$65.6
D-Leucine, 99%
Alfa Aesar
A14842
25g
$211
D-Leucine, 99%
Alfa Aesar
A14842
100g
$586
D-Leucine, 99%
1
of
5
Properties
Melting point
>300 °C(lit.)
Boiling point
225.8±23.0 °C(Predicted)
alpha
-15.45 º (c=4, 6N HCl)
Density
1.2930 (estimate)
refractive index
-15 ° (C=4, 6mol/L HCl)
storage temp.
Keep in dark place,Inert atmosphere,Room temperature
solubility
Aqueous Acid (Sparingly), Water (Slightly)
pka
2.55±0.21(Predicted)
form
Crystalline Powder, Crystals, or Flakes
color
White
optical activity
[α]23/D 14.7°, c = 2 in 5 M HCl
Water Solubility
24 g/L (25 ºC)
BRN
1721721
LogP
0.799 (est)
CAS DataBase Reference
328-38-1(CAS DataBase Reference)
NIST Chemistry Reference
D-Leucine(328-38-1)
EPA Substance Registry System
D-Leucine (328-38-1)
Safety Information
Symbol(GHS)
Signal word
Warning
Hazard statements
H315:
Causes skin irritation
H319:
Causes serious eye irritation
H335:
May cause respiratory irritation
Precautionary statements
P271:
Use only outdoors or in a well-ventilated area.
P280:
Wear protective gloves/protective clothing/eye protection/face protection.
Description
D-Leucine is used in the formation of sterols. It is also used as a selectable marker.
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Suppliers and manufacturers
Sichuan HongRi Pharma-Tech Co.,Ltd
$0.00
/1kg
H-D-Leu-OH
CAS:328-38-1
Chongqing Zhihe Biopharmaceutical Co., Ltd.
$0.00
/1kg
D-2-Amino-4-methylpentanoic acid
CAS:328-38-1
Henan Fengda Chemical Co., Ltd
$1.00
/1000KG
D-2-Amino-4-methylpentanoic acid
CAS:328-38-1
career henan chemical co
$7.00
/1kg
D-2-Amino-4-methylpentanoic acid
CAS: 328-38-1
Capot Chemical Co.,Ltd.
Shanghai Daken Advanced Materials Co.,Ltd
Taizhou Tianhong Biochemistry Technology Co., Ltd.
Henan Tianfu Chemical Co.,Ltd.
Shanghai Yingrui Biopharma Co., Ltd.
ATK CHEMICAL COMPANY LIMITED
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