L-Leucine#61-90-5

Name: L-Leucine#61-90-5
SKU: 0

Classification：Pharmaceutical Raw Materials

We specialize in the fields of maternal and child care and home cleaning, providing end-to-end ODM/OEM solutions from product development to packaging design. Relying on intelligent production lines, we support small batch customization and fast sampling, providing personalized services such as formula adjustment, fragrance innovation, and environmentally friendly packaging materials. Through a global delivery network, we assist brands in efficiently expanding their markets and achieving one-stop intelligent manufacturing upgrades for products from concept to terminal.

+86 19076037679

+86 19076037679

serve@gzwhchemical.com

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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 .

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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FAQ

Q:What about your price?
A:Our price is very competitive because we are a factory. Feel free to contact us if you are interested in our products.

Q:Can I go to your factory to visit?
A:Of course, we welcome customers from all over the world to visit our factory.

Q:How about the delivery time?
A:Within 3-15 days after we confirm you requirement.

Q:What is your terms of payment ?
A:T/T, L/C at sight, Cash, Western Union are all accepted if you have other payment,please contact me.

Q: Do you provide samples?
A:Yes,we could offer the sample for you to test but please pay freight fee.