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C.I. Natural Red 20

PubChem CID: 5208

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Compound Synonyms 54952-43-1, SHIKALKIN, C.I. Natural Red 20, (+-)-Shikonin, (+/-)-Alkannin, (+/-)-Shikonin, 5,8-dihydroxy-2-(1-hydroxy-4-methylpent-3-enyl)naphthalene-1,4-dione, ARNEBIN-4, (Rac)-Shikonin, Anchusin, Shikonine, 23444-65-7, NSC94524, (+)-Shikonin, MFCD00016668, NSC252844, NSC407295, 5,8-DIHYDROXY-2-(1-HYDROXY-4-METHYLPENT-3-EN-1-YL)NAPHTHALENE-1,4-DIONE, C.I. 75530, 5,8-Dihydroxy-6-(1-hydroxy-4-methylpent-3-en-1-yl)naphthalene-1,4-dione, 1,4-Naphthalenedione, 5,8-dihydroxy-2-(1-hydroxy-4-methyl-3-pentenyl)- (9CI), 11019-15-1, (+-)-Alkannin, C.I. 75535, C.I. 75535, Isoarnebin 4, C.I. Natural Red 20 (VAN), 1, 5,8-dihydroxy-2-(1-hydroxy-4-methyl-3-pentenyl)-, (S)-, 1, 5,8-dihydroxy-2-(1-hydroxy-4-methyl-3-pentenyl)-, (-)-, 1, 5,8-dihydroxy-6-(1-hydroxy-4-methyl-3-pentenyl)-, (-)-, NSC-252844, natural red 20, Shikonin (7b), (+-)-Shikalkin, NSC 291845, ALKANNIN, 1-, KBioGR_000610, KBioSS_000610, CHEMBL29285, SCHEMBL3182028, Shikonin, >=98% (HPLC), SCHEMBL14305203, KBio2_000610, KBio2_003178, KBio2_005746, KBio3_001079, KBio3_001080, NEZONWMXZKDMKF-UHFFFAOYSA-, CHEBI:174748, BDBM178090, Bio2_000475, Bio2_000955, HMS1362P11, BCP29329, BCP34282, ECA95243, HY-N6004, NSC291845, 1,4-Naphthalenedione, 5,8-dihydroxy-2-(1-hydroxy-4-methyl-3-pentenyl)-, 5,8-dihydroxy-2-(1-hydroxy-4-methyl-pent-3-enyl)naphthalene-1,4-dione, AKOS016034343, NSC-291845, NSC-407295, IDI1_002230, QTL1_000075, SMP2_000188, 85251-58-7, DA-67567, LS-14485, NCI60_002031, DB-082640, CS-0032051, H1780, NS00018361, NS00123717, (-)-Shikonin, C.I. 75535, Isoarnebin 4, 1, 5,8-dihydroxy-2-(1-hydroxy-4-methyl-3-pentenyl)-, 1, 5,8-dihydroxy-2-(1-hydroxy-4-methyl-3-pentenyl)-, (R)-, 1, 5,8-dihydroxy-2-(1-hydroxy-4-methyl-3-pentenyl)-, (+)-, 5,8-dihydroxy-2-(1-hydroxy-4-methyl-3-pentenyl)-1,4-naphthoquinone, (+/-)-5,8-Dihydroxy-2-(1-hydroxy-4-methyl-3-pentenyl)-1,4-naphthoquinone, InChI=1/C16H16O5/c1-8(2)3-4-10(17)9-7-13(20)14-11(18)5-6-12(19)15(14)16(9)21/h3,5-7,10,17-19H,4H2,1-2H3
Ghose Rule True
Classyfire Kingdom Organic compounds
Topological Polar Surface Area 94.8
Hydrogen Bond Donor Count 3.0
Pfizer 3 75 Rule True
Scaffold Graph Level CC1CCC(C)C2CCCCC12
Np Classifier Class Naphthoquinones
Deep Smiles CC=CCCC=CC=O)ccC6=O))cO)ccc6O))))))))))O))))C
Heavy Atom Count 21.0
Classyfire Class Naphthalenes
Description Red dye component of alkanet root extract used for colouring sausage casings, margarine, confectionery and wine. This extract, formerly FEMA 2016, has been removed from the FEMA GRAS list. Not permitted in Germany. Japan approved.
Scaffold Graph Node Level OC1CCC(O)C2CCCCC12
Classyfire Subclass Naphthoquinones
Isotope Atom Count 0.0
Molecular Complexity 501.0
Database Name cmaup_ingredients;fooddb_chem_all;imppat_phytochem;npass_chem_all;pubchem
Defined Atom Stereocenter Count 0.0
Iupac Name 5,8-dihydroxy-2-(1-hydroxy-4-methylpent-3-enyl)naphthalene-1,4-dione
Prediction Hob 1.0
Veber Rule True
Classyfire Superclass Benzenoids
Xlogp 3.0
Gsk 4 400 Rule True
Molecular Formula C16H16O5
Scaffold Graph Node Bond Level O=C1C=CC(=O)c2ccccc21
Prediction Swissadme 0.0
Inchi Key NEZONWMXZKDMKF-UHFFFAOYSA-N
Silicos It Class Soluble
Fcsp3 0.25
Logs -3.46
Rotatable Bond Count 3.0
Logd 2.936
Synonyms Alkanet extract, Alkanet extract (van), Alkanna red, Alkanna red (van), Alkannin, Alkannin (van), Anchusa acid, Anchusa acid (van), Anchusin, Anchusin (van), C.I. 75530, C.I. Natural red 20, C.I. Natural Red 20 (VAN), shikalkin
Esol Class Soluble
Functional Groups CC1=CC(=O)ccC1=O, CC=C(C)C, CO, cO
Compound Name C.I. Natural Red 20
Prediction Hob Swissadme 0.0
Exact Mass 288.1
Formal Charge 0.0
Monoisotopic Mass 288.1
Hydrogen Bond Acceptor Count 5.0
Molecular Weight 288.29
Gi Absorption True
Covalent Unit Count 1.0
Total Atom Stereocenter Count 1.0
Total Bond Stereocenter Count 0.0
Lipinski Rule Of 5 True
Esol -3.505682371428571
Inchi InChI=1S/C16H16O5/c1-8(2)3-4-10(17)9-7-13(20)14-11(18)5-6-12(19)15(14)16(9)21/h3,5-7,10,17-19H,4H2,1-2H3
Smiles CC(=CCC(C1=CC(=O)C2=C(C=CC(=C2C1=O)O)O)O)C
Nring 2.0
Np Classifier Biosynthetic Pathway Polyketides
Defined Bond Stereocenter Count 0.0
Egan Rule True
Np Classifier Superclass Naphthalenes

  • 1. Outgoing r'ship FOUND_IN to/from Arnebia Euchroma (Plant) Rel Props:Source_db:cmaup_ingredients;npass_chem_all
  • 2. Outgoing r'ship FOUND_IN to/from Arnebia Guttata (Plant) Rel Props:Source_db:cmaup_ingredients;npass_chem_all
  • 3. Outgoing r'ship FOUND_IN to/from Arnebia Hispidissima (Plant) Rel Props:Reference:ISBN:9788185042114
  • 4. Outgoing r'ship FOUND_IN to/from Lithospermum Erythrorhizon (Plant) Rel Props:Source_db:cmaup_ingredients;npass_chem_all
  • 5. Outgoing r'ship FOUND_IN to/from Lithospermum Officinale (Plant) Rel Props:Source_db:cmaup_ingredients;npass_chem_all