97085

Benzylidene camphor sulfonic acid

analytical standard

• Synonym(s): α-(2-Oxoborn-3-ylidene)-toluene-4-sulphonic acid, 3-Benzylidenecamphor-4′-sulphonic acid, 4′-Sulfo-3-benzylidenecamphor, 4-[(4,7,7-Trimethyl-3-oxobicyclo[2.2.1]hept-2-ylidene)methyl]benzenesulfonic acid, p-[(2-Oxo-3-bornylidene)methyl]benzenesulfonic acid, BCSA
• Empirical Formula (Hill Notation): C₁₇H₂₀O₄S
• CAS Number: 56039-58-8
• Molecular Weight: 320.40
• Beilstein/REAXYS Number: 14648450
• UNSPSC Code: 85151701
• NACRES: NA.24

Properties

• grade: analytical standard
• Quality Level: 100
• assay: ≥97.0% (HPLC)
• shelf life: limited shelf life, expiry date on the label
• technique(s): HPLC: suitable; gas chromatography (GC): suitable
• impurities: ≤8.0% water (calc. from elemental analysis)
• application(s): environmental
• format: neat
• SMILES string: CC1(C)[C@@H]2CC[C@]1(C)C(/C2=C\C3=CC=C(S(=O)(O)=O)C=C3)=O
• InChI: 1S/C17H20O4S/c1-16(2)14-8-9-17(16,3)15(18)13(14)10-11-4-6-12(7-5-11)22(19,20)21/h4-7,10,14H,8-9H2,1-3H3,(H,19,20,21)/b13-10-
• InChI key: KKJKXQYVUVWWJP-RAXLEYEMSA-N

Description

General description

Benzylidene camphor sulfonic acid (BCSA) is an organic ultraviolet absorbing compound used primarily in cosmetics (sunscreens, lipsticks, shampoos and hair sprays).

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Safety Information

• pictograms: GHS07
• signalword: Warning
• hcodes: H315,H319,H335
• pcodes: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• target_organs: Respiratory system
• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable