C1778

Caffeine

Sigma Reference Standard, vial of 250 mg

• Synonym(s): 1,3,7-Trimethylxanthine
• Empirical Formula (Hill Notation): C₈H₁₀N₄O₂
• CAS Number: 58-08-2
• Molecular Weight: 194.19
• Beilstein: 17705
• EC Number: 200-362-1
• MDL number: MFCD00005758
• UNSPSC Code: 12352210
• eCl@ss: 34050301
• PubChem Substance ID: 24892436
• NACRES: NA.21

Properties

• Quality Level: 200
• form: crystalline; powder
• packaging: vial of 250 mg
• mp: 234-236.5 °C (lit.)
• solubility: H₂O: soluble 18.7 g/L at 16 °C
• SMILES string: CN1C(=O)N(C)c2ncn(C)c2C1=O
• InChI: 1S/C8H10N4O2/c1-10-4-9-6-5(10)7(13)12(3)8(14)11(6)2/h4H,1-3H3
• InChI key: RYYVLZVUVIJVGH-UHFFFAOYSA-N
• Gene Information: human ... ADORA1(134), ADORA2A(135), ADORA2B(136), ADORA3(140), PDE4B(5142) ; mouse ... Adora2b(11541) ; rat ... Adora1(29290), Adora2a(25369)

Description

Packaging

Supplied in amber screw-cap vials

Safety Information

• Pictograms: GHS07
• Signal Word: Warning
• Hazard Statements: H302
• Precautionary Statements: P264 - P270 - P301 + P312 - P501
• Hazard Classifications: Acute Tox. 4 Oral
• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 1
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves