L-Ornithine | CAS No. 70-26-8

L-Ornithine

Basic Information

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CAS Number

70-26-8

Molecular Formula

C5H12N2O2

Molecular Weight

132.16 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Amines

Water Treatment Chemicals Coagulants and Flocculants Inorganic Coagulants

Basic Physical Properties

Physical State

Solid

Melting Point

140°C

Boiling Point

345.6°C at 760 mmHg

Density

1.1740 (rough estimate)

Flash Point

177°C

Refractive Index

1.4496 (estimate)

Vapor Pressure

0.0±1.4 mmHg at 25°C

Specific Rotation

D25 +11.5° (c = 6.5)

SMILES

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C(CC(C(=O)O)N)CN

InChI

InChI=1S/C5H12N2O2/c6-3-1-2-4(7)5(8)9/h4H,1-3,6-7H2,(H,8,9)/t4-/m0/s1

InChIKey

AHLPHDHHMVZTML-BYPYZUCNSA-N

LogP

-0.8627999999999991

pKa

1.705(at 25℃)

Topological Polar Surface Area

89.34 Å²

Hydrogen Bond Donor/Acceptor

5 / 4

Complexity

Safety Information

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Hazard Statement

H302 Harmful if swallowed
Acute toxicity, oral

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Synonyms & References

English

LS-185995
Ornithinum [Latin]
(2S)-2,5-diaminopentanoic acid
(S)-a,d-Diaminovalerate
Pentanoic acid, 2,5-diamino
LYSINE ACETATE IMPURITY E [EP IMPURITY]
(S)-2,5-diaminovaleric acid
L-Norvaline, 5-amino-
alpha, delta-diaminovaleric acid
5-diaminopentanoic acid
D08302
L-Ornithine, HCl
NSC758894
(S)-a,d-Diaminovaleric acid
s4857
D03ZNB
(S)-alpha,delta-Diaminovaleric acid
ORNITHINE, L-
()-Ornithine
3jdw
AC-13803
70-26-8
ORNITHINE [WHO-DD]
ORNITHINE [MI]
CS-4817
LS-98388
Ornithine (INN)
NCGC00263569-01
8AB10027-4D34-488A-9F55-E86692CA2853
EN300-96942
(S)-2,5-Diaminopentanoic acid

MDL Number

MFCD00242584

Customs Code

2922499990

FAQ

What is L-Ornithine (CAS: 70-26-8)?

L-Ornithine is an amino acid that is important in the urea cycle and plays a key role in the metabolism of ammonia. Its chemical formula is C6H14N2O2. L-Ornithine is known for its ability to support muscle growth and recovery, and it is used in various health and dietary supplements.

What are the main uses of L-Ornithine (CAS: 70-26-8)?

L-Ornithine is primarily used in dietary supplements to promote muscle growth and recovery. It is also used in medical treatments for liver conditions and for patients with chronic renal failure. Additionally, it is used in research for its role in the urea cycle and as a precursor in various metabolic pathways.

Is L-Ornithine (CAS: 70-26-8) safe?

L-Ornithine is generally considered safe when used in recommended doses. However, it may cause mild side effects such as stomach discomfort or nausea. It is important to follow the recommended dosage and consult a healthcare provider if any adverse effects occur. Safe handling includes avoiding contact with eyes and skin, and storing it in a cool, dry place away from direct sunlight.

How should L-Ornithine (CAS: 70-26-8) be stored?

L-Ornithine should be stored in a tightly sealed container in a cool, dry place, away from direct sunlight and heat sources. It is best to keep it at room temperature (15-25°C or 59-77°F). Avoid exposure to moisture and keep it away from open flames and other sources of ignition. Store out of reach of children and pets to ensure safety.