amidinocysteine
2-guanidino-3-mercaptopropionic acid
 
Notes:
None found
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(2R)-2-(diaminomethylideneamino)-3-sulfanylpropanoic acid (Click)
CAS Number: 40454-21-5Picture of molecule
ECHA EINECS - REACH Pre-Reg: 254-925-1
FDA UNII: 48PVL851ID
Nikkaji Web: J227.838C
Beilstein Number: 2087654
XlogP3-AA: -1.20 (est)
Molecular Weight: 163.20013000
Formula: C4 H9 N3 O2 S
NMR Predictor: Predict (works with chrome or firefox)
Category: cosmetic agents
 
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
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Physical Properties:
Assay: 95.00 to 100.00 % 
Food Chemicals Codex Listed: No
Soluble in:
 water, 6.321e+005 mg/L @ 25 °C (est)
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Organoleptic Properties:
  
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Cosmetic Information:
CosIng: cosmetic data
Cosmetic Uses: hair straightening agents
hair waving agents
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Suppliers:
 None found
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Safety Information:
 
Hazards identification
 
Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
None found.
GHS Label elements, including precautionary statements
 
Pictogram
 
Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Oral/Parenteral Toxicity:
intraperitoneal-mouse LD50  3600 mg/kg
Arzneimittel-Forschung. Drug Research. Vol. 36, Pg. 918, 1986.

intravenous-mouse LD50  685 mg/kg
Arzneimittel-Forschung. Drug Research. Vol. 36, Pg. 918, 1986.

oral-mouse LD50  > 6000 mg/kg
Arzneimittel-Forschung. Drug Research. Vol. 36, Pg. 918, 1986.

intraperitoneal-rat LD50  2250 mg/kg
Arzneimittel-Forschung. Drug Research. Vol. 36, Pg. 918, 1986.

oral-rat LD50  > 6000 mg/kg
Arzneimittel-Forschung. Drug Research. Vol. 36, Pg. 918, 1986.

Dermal Toxicity:
Not determined
Inhalation Toxicity:
Not determined
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Safety in Use Information:
Category: cosmetic agents
Recommendation for amidinocysteine usage levels up to:
 not for fragrance use.
 
Recommendation for amidinocysteine flavor usage levels up to:
 not for flavor use.
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Safety References:
EPI System: View
EPA ACToR: Toxicology Data
EPA Substance Registry Services (SRS): Registry
Laboratory Chemical Safety Summary : 38477
National Institute of Allergy and Infectious Diseases: Data
 (2R)-2-(diaminomethylideneamino)-3-sulfanylpropanoic acid
Chemidplus: 0040454215
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References:
 (2R)-2-(diaminomethylideneamino)-3-sulfanylpropanoic acid
NIST Chemistry WebBook: Search Inchi
Pubchem (cid): 38477
Pubchem (sid): 135002483
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Other Information:
(IUPAC): Atomic Weights of the Elements 2009
(IUPAC): Atomic Weights of the Elements 2009 (pdf)
Videos: The Periodic Table of Videos
tgsc: Atomic Weights use for this web site
(IUPAC): Periodic Table of the Elements
HMDB (The Human Metabolome Database): Search
ChemSpider: View
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Potential Blenders and core components note
 
None Found
 
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Potential Uses:
None Found
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Occurrence (nature, food, other): note
 not found in nature
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Synonyms:
L-cysteine, N-(diaminomethylene)-
N-(diaminomethylene)-L-cysteine
(2R)-2-(diaminomethylideneamino)-3-sulfanylpropanoic acid
2-guanidino-3-mercaptopropionic acid
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