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Home/Compounds/Food Additive/L-citrulline zwitterion
C6H13N3O3
175.19 g/mol
Food AdditiveWarning

L-citrulline

CAS372-75-8EC206-759-6
Category
Food Additive
Compound Class
Natural Product
Primary Use
nutritional supplementation

L-Citrulline is a non-essential amino acid that plays a key role in the urea cycle, helping to remove ammonia from the body. It is commonly used as a nutritional supplement to support athletic performance and recovery.

nutritional supplementationtreating dietary shortage or imbalance

Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.

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Related Compounds

StrongSame Parent

Citrulline malate

CAS54940-97-5

Anti-fatigue nutritional ingredient

StrongSame Parent

Citrulline malate

CAS70796-17-7

anti-fatigue compound

StrongStructure SimilarSimilarity 0.88

L-homocitrulline

CAS1190-49-4

research compound

ReferenceSame Category

Sucrapan S

CAS37318-31-3

Food emulsifier

ReferenceSame Category

Sodium L-aspartate

CAS3792-50-5

Flavor enhancer for umami taste

ReferenceSame Category

Brilliant blue FCF

CAS3844-45-9

Food colorant

ReferenceSame Category

Calcium dihydrogen di-L-aspartate

CAS39162-75-9

calcium supplement and acidity regulator

Referencestereoisomer of

D-citrulline

CAS13594-51-9

research compound

Safety Reference

Harmful
Harmful
Warning
H315Causes skin irritation
H319Causes serious eye irritation
Identifiers
IUPAC Name

(2S)-2-amino-5-(carbamoylamino)pentanoic acid

InChIKey

RHGKLRLOHDJJDR-BYPYZUCNSA-N

SMILES

C(C[C@@H](C(=O)O)N)CNC(=O)N

Synonyms (66)
  • CIR
  • (S)-2-Amino-5-Ureidopentanoic Acid; Arginine EP Impurity B
  • L-Citrulline, United States Pharmacopeia (USP)
  • 2-Amino-5-uredovalerate
  • 2-Amino-5-uredovaleric acid
  • 2-Amino-5-ureidovalerate
  • 2-Amino-5-ureidovaleric acid
  • A-amino-d-ureidovalerate
  • A-amino-d-ureidovaleric acid
  • Amino-ureidovalerate
  • Amino-ureidovaleric acid
  • CITRULLINE [MART.]
  • Citrulline, L-
  • Cytrulline
  • H-cit-oh
  • L-2-Amino-5-ureidovalerate
  • L-Citruline
  • L-Citrulline (DCF)
  • L-Citrulline (Standard)
  • L-Citrulline, 4
  • L-Citrulline, >=98% (TLC)
  • L-Cytrulline
  • L-N5-carbamoyl-Ornithine
  • L-citrullin
  • L-citrulline
  • N(delta)-Carbamylornithine
  • N-carbamylornithine
  • N5-(Aminocarbonyl)ornithine
  • N5-Carbamoyl-L-ornithine
  • N5-carbamoylornithine
  • N5-carbamylornithine
  • ND-carbamylornithine
  • Ndelta-carbamy-ornithine
  • Ngamma-carbamylornithine
  • Ornithine, N5-carbamoyl-, L-
  • Sitrulline
  • Ureidonorvaline
  • Ureidovalerate
  • citrulline
  • d-ureidonorvaline
  • delta-Ureidonorvaline
  • gammaureidonorvaline