L-Leucine#61-90-5

L-Leucine#61-90-5

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L-Leucine#61-90-5
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Chemical Name: L-Leucine
CAS No.:61-90-5
Molecular Formula:C6H13NO2
Sample: Available
Mode of Transportation
1. By Air, fast but expensive.
2. By Sea, usual and economy.
3. By Train, suit for middle Asia countries.
4. By Express, suit for small package.
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Product Description

L-Leucine#61-90-5

L-leucine is one of the eight essential amino acids, and belonging to the aliphatic amino acids within twenty kinds of proteins. L-leucine and L-isoleucine and L-valine are called three branched chain amino acids. L-leucineLeucine and D-leucine are enantiomers . It is a white shiny hexahedral crystal or white crystalline powder at room temperature , Odorless, slightly bitter .

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L-Leucine Chemical Properties

Melting point

>300 °C (lit.)

alpha

15.4 º (c=4, 6N HCl)

Boiling point

122-134 °C(Press: 2-3 Torr)

bulk density

300-400kg/m3

density

1,293 g/cm3

vapor pressure

<1 hPa (20 °C)

refractive index

1.4630 (estimate)

FEMA

3297 | L-LEUCINE

Fp

145-148°C

storage temp.

2-8°C

solubility

1 M HCl: 50 mg/mL

form

powder

pka

2.328(at 25℃)

color

White to Off-white

Odor

at 100.00?%. odorless

PH

5.5-6.5 (20g/l, H2O, 20℃)

biological source

plant

Optical Rotation

[α]20/D +15.5°, c = 2 in 6 M HCl

Water Solubility

22.4 g/L (20 C)

λmax

λ: 260 nm Amax: 0.05λ: 280 nm Amax: 0.05

JECFA Number

1423

Sublimation

145-148 ºC

Merck

14,5451

BRN

1721722

Stability:

Stability Moisture and light sensitive. Incompatible with strong oxidising agents.

LogP

0.80

CAS DataBase Reference

61-90-5(CAS DataBase Reference)

NIST Chemistry Reference

Leucine(61-90-5)

EPA Substance Registry System

L-Leucine (61-90-5)


Safety Information

Safety Statements

24/25

WGK Germany

3

RTECS

OH2850000

TSCA

Yes

HS Code

29224995

Hazardous Substances Data

61-90-5(Hazardous Substances Data)


Product Usage

Small, white, lustrous plates, or a white, crystalline powder, with a slightly bitter taste. One g dissolves in about 40 mL of water and in about 100 mL of acetic acid. It is sparingly soluble in alcohol, but is soluble in dilute hydrochloric acid and in solutions of alkali hydroxides and carbonates.

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Packaging And Shipping

We provide fully compliant, safe and customizable packaging solutions for Sodium Hydroxide, Calcium Chloride, Sodium Carbonate, Potassium Hydroxide and all our industrial chemical products. All packaging strictly follows UN, IMDG and IATA international transport standards, with anti-leakage, moisture-proof and corrosion-resistant design. We also offer professional loading, container reinforcement and full-process traceable global shipping services, ensuring your goods arrive safely and on time at any destination worldwide.

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