Definition
US FDA substance register · UNII 48PVL851ID · registered name AMIDINOCYSTEINE · single chemical substance
Cosmetic roles
Curls or straightens hairHAIR WAVING OR STRAIGHTENING
Safety & regulatory references
Other restriction: ban substances that deplete the ozone layer
Source: EU CosIng ingredient list
More data — names, identifiers, properties, test records, literature
Official labels & definitions
JCIA labelling name アミジノシステイン: 本品は、次の化学式で表される有機化合物である。
Source: JCIA labelling names (Japan)
Names & identifiers
AMIDINOCYSTEINEINCI아미디노시스테인Korean label name (MFDS standard)アミジノシステインJapanese labelling name
- CAS No.chemical registry number
- 40454-21-5
- EC No.EU chemical inventory number
- 254-925-1
- DTXSIDUS EPA chemical ID
- DTXSID90193470
- DTXCIDUS EPA compound ID
- DTXCID00115961
- IUPAC
- N-(Diaminomethylidene)-L-cysteine
- Molecular formula
- C4H9N3O2S
- Molecular weight
- 163.2 g/mol
What products actually use it for
What the 1 products reported to the US EPA with this ingredient use it for. Products outside cosmetics are included, so the top few rows are its main uses.
- Hair waving or straightening (EPA)1
Source: US EPA CompTox dashboard
Linked databases 10
- EU CosIng ingredient list 2
- JCIA labelling names (Japan)
- Korea Cosmetic Association ingredient dictionary
- MFDS (Korea) cosmetic ingredient register 2
- UniChem cross-reference IDs
- US EPA CompTox dashboard 2
- US EPA DSSTox chemical database
- US FDA substance registration (GSRS)
- US FDA Unique Ingredient Identifier (UNII)
- Wikidata