(R)-chroman-2-carboxylic acid

Base Information

Chemical Name:(R)-chroman-2-carboxylic acid
CAS No.:83780-47-6
Molecular Formula:C10H10O3
Molecular Weight:178.188
Hs Code.:
DSSTox Substance ID:DTXSID701308042
Nikkaji Number:J2.058.273A

Synonyms:(R)-chroman-2-carboxylic acid;83780-47-6;(2R)-3,4-dihydro-2H-chromene-2-carboxylic acid;(R)-chroman-2-carboxylicacid;SCHEMBL230023;AMY4421;SFLFCQJQOIZMHF-SECBINFHSA-N;DTXSID701308042;MFCD16875512;(R)-(-)-Chromane-2-carboxylic acid;EN300-392925;(2R)-3,4-dihydro-2H-1-benzopyran-2-carboxylic acid;(-)-(R)-3,4-dihydro-2H-1-benzopyran-2-carboxylic acid;(2R)-3,4-Dihydro-2H-1-benzopyran-2beta-carboxylic acid

Suppliers and Price of (R)-chroman-2-carboxylic acid

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Total 6 raw suppliers

Chemical Property of (R)-chroman-2-carboxylic acid

Chemical Property:

XLogP3:1.9
Hydrogen Bond Donor Count:1
Hydrogen Bond Acceptor Count:3
Rotatable Bond Count:1
Exact Mass:178.062994177
Heavy Atom Count:13
Complexity:202

Purity/Quality:: 97% ^*data from raw suppliers

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:: SDS file from LookChem

Useful:

Canonical SMILES:C1CC2=CC=CC=C2OC1C(=O)O
Isomeric SMILES:C1CC2=CC=CC=C2O[C@H]1C(=O)O

Technology Process of (R)-chroman-2-carboxylic acid

There total 1 articles about (R)-chroman-2-carboxylic acid which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

: 24698-77-9
ethyl Chroman-2-carboxylate

: 83780-47-6
(-)-(R)-3,4-dihydro-2H-1-benzopyran-2-carboxylic acid

Guidance literature:: Multi-step reaction with 3 steps

1: sodium hydroxide; water / tetrahydrofuran / 1 h / 20 °C / Inert atmosphere

2: acetonitrile; tert-butyl methyl ether / 6 h / 20 °C / Inert atmosphere

3: hydrogenchloride / water; tert-butyl methyl ether / 0.17 h / 20 °C / Inert atmosphere

With hydrogenchloride; water; sodium hydroxide; In tetrahydrofuran; tert-butyl methyl ether; water; acetonitrile;
DOI:10.1021/acs.orglett.8b01475

Reference yield:

: 1-(2-methylamino-(S)-2-phenyl-ethyl)-pyrrolidin-(S)-3-ol dihydrochloride

: 83780-46-5
(2S)-3,4-dihydro-2H-chromene-2-carboxylic acid

: 83780-47-6
(-)-(R)-3,4-dihydro-2H-1-benzopyran-2-carboxylic acid

: (S)-chroman-2-carboxylic acid {2-[(S)-3-hydroxy-pyrrolidin-1-yl]-(S)-1-phenyl-ethyl}-methyl-amide

: (R)-chroman-2-carboxylic acid {2-[(S)-3-hydroxy-pyrrolidin-1-yl]-(S)-1-phenyl-ethyl}-methyl-amide

Guidance literature:: 1-(2-methylamino-(S)-2-phenyl-ethyl)-pyrrolidin-(S)-3-ol dihydrochloride; (2S)-3,4-dihydro-2H-chromene-2-carboxylic acid; (-)-(R)-3,4-dihydro-2H-1-benzopyran-2-carboxylic acid; With hydrogenchloride; N-ethyl-N,N-diisopropylamine; In acetonitrile; at 0 - 20 ℃; for 0.166667h;

With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; at 20 ℃;

Reference yield:

: 83780-47-6
(-)-(R)-3,4-dihydro-2H-1-benzopyran-2-carboxylic acid

: (2-{[2-({S}-3-hydroxy-pyrrolidin-1-yl)-{S}-1-phenyl-ethyl]-(R)-methyl-carbamoyl}-chroman-6-ylmethyl)-carbamic acid methyl ester

Guidance literature:: Multi-step reaction with 7 steps

1: ZnCl₂; PhCH₂N(CH₃)3ICl₂; AcOH

2: HCl

3: H₂ / Pd/C

4: Et₃N

5: aq. LiOH / methanol; tetrahydrofuran

6: O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium*(BF₄)^- / CH₂Cl₂

With hydrogenchloride; lithium hydroxide; hydrogen; N,N,N-trimethylbenzenemethanaminium dichloroiodate; O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; acetic acid; triethylamine; zinc(II) chloride; palladium on activated charcoal; In tetrahydrofuran; methanol; dichloromethane;
DOI:10.1016/j.bmcl.2005.08.094