Isonicotinic acid is a pyridinemonocarboxylic acid in which the carboxy group is at position 4 of the pyridine ring.
Definition
Isoniacin is the organic compound that conforms to the formula
Isonicotinic acid is a pyridinemonocarboxylic acid in which the carboxy group is at position 4 of the pyridine ring. It has a role as a human metabolite and an algal metabolite. It is a conjugate acid of an isonicotinate.
Source: PubChem
US FDA substance register · UNII Y8SYN761TQ · registered name ISONICOTINIC ACID · single chemical substance
Cosmetic roles
More data — names, identifiers, properties, test records, literature
Official labels & definitions
JCIA labelling name イソニコチン酸: 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
- CAS No.chemical registry number
- 55-22-1
- EC No.EU chemical inventory number
- 200-228-2
- DTXSIDUS EPA chemical ID
- DTXSID8020757
- DTXCIDUS EPA compound ID
- DTXCID80757
- IUPAC
- Pyridine-4-carboxylic acid
- Molecular formula
- C6H5NO2
- Molecular weight
- 123.111 g/mol
Irritation and sensitisation studies
1 skin studies and 2 eye studies are on record.
The study conclusions largely agree (100%). These tests are on the raw material itself; irritation at the amount in a finished product is a different question.
See all 3 studies
- Not likely to be sensitizing
skin sensitisation: in vivo (LLNA) · Screening · according to OECD Guideline 429 (Skin Sensitisation: Local Lymph Node Assay) according to EU Method B.42 (Skin Sensitisation: Local Lymph Node Assay) according to EPA OPPTS 870.2600 (Skin Sensitisation) - Ambiguous
eye irritation: in vitro / ex vivo · Screening · other guideline: OECD Guideline 437 (Bovine Corneal Opacity and Permeability Test Method for Identifying i) Chemicals Inducing Serious Eye Damage and ii) Chemicals Not Requiring Classification for Eye Irritation or Serious Eye Damage) according to - Category 6.4A (Category 2A)
Eye Irritation · Read Across
Source: US EPA CompTox dashboard
Linked databases 16
- Australian Industrial Chemicals Inventory (AICIS)
- ChEBI
- ChEMBL
- EU CosIng ingredient list 2
- JCIA labelling names (Japan)
- Korea Cosmetic Association ingredient dictionary
- MFDS (Korea) cosmetic ingredient register 2
- NIST Chemistry WebBook
- PubChem
- 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
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