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
• UNSPSC Code: 85151701
• NACRES: NA.24
• Beilstein/REAXYS Number: 14648450

Properties

• grade: analytical standard
• Quality Segment: 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).

Other Notes

Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.

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: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable