N4128

19-Norethindrone

≥98%, powder

• Synonym(s): 17α-Ethynyl-19-nortestosterone, 17-Hydroxy-19-nor-17α-4-pregnen-20-yn-3-one, 17α-Ethynyl-17β-hydroxy-19-nor-4-androsten-3-one, 19-Nor-17α-ethynyl-4-androsten-17β-ol-3-one, 19-Norethisterone
• Empirical Formula (Hill Notation): C₂₀H₂₆O₂
• CAS Number: 68-22-4
• Molecular Weight: 298.42
• Beilstein/REAXYS Number: 1915671
• EC Number: 200-681-6
• MDL number: MFCD00067596
• UNSPSC Code: 12352211
• PubChem Substance ID: 24897669
• NACRES: NA.77

Properties

• biological source: synthetic (organic)
• Quality Level: 200
• sterility: non-sterile
• assay: ≥98%
• form: powder
• storage condition: protect from light
• color: white to off-white
• mp: 205-206 °C (lit.)
• solubility: chloroform: ≥50 mg/mL, clear, colorless
• shipped in: ambient
• storage temp.: room temp
• SMILES string: [H][C@]12CCC(=O)C=C1CC[C@]3([H])[C@]2([H])CC[C@@]4(C)[C@@]3([H])CC[C@@]4(O)C#C
• InChI: 1S/C20H26O2/c1-3-20(22)11-9-18-17-6-4-13-12-14(21)5-7-15(13)16(17)8-10-19(18,20)2/h1,12,15-18,22H,4-11H2,2H3/t15-,16+,17+,18-,19-,20-/m0/s1
• InChI key: VIKNJXKGJWUCNN-XGXHKTLJSA-N
• Gene Information: human ... AR(367), PGR(5241) ; rat ... Ar(24208)

Description

Biochem/physiol Actions

19-norethindrone is an oral contraceptive involved in the inhibition of cytosolic sulfotransferases (SULT).

Safety Information

• pictograms: GHS08,GHS09
• signalword: Danger
• hcodes: H351,H360FD,H362,H410
• pcodes: P202 - P260 - P263 - P264 - P273 - P308 + P313
• Hazard Classifications: Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 2 - Lact. - Repr. 1A
• Storage Class: 6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
• wgk_germany: WGK 3
• ppe: Eyeshields, Gloves, type P3 (EN 143) respirator cartridges