(4R)-3,4-dihydro-2H-1-benzopyran-4-amine

Base Information

Chemical Name:(4R)-3,4-dihydro-2H-1-benzopyran-4-amine
CAS No.:210488-55-4
Molecular Formula:C9H11NO
Molecular Weight:149.19
Hs Code.:2932999099
DSSTox Substance ID:DTXSID001315593
Nikkaji Number:J2.887.862A
Wikidata:Q27452561
Mol file:210488-55-4.mol

Synonyms:210488-55-4;(R)-chroman-4-amine;(4R)-3,4-dihydro-2H-1-benzopyran-4-amine;(R)-CHROMAN-4-YLAMINE;(4R)-3,4-dihydro-2H-chromen-4-amine;(R)-3,4-dihydro-2H-chromen-4-amine;2H-1-Benzopyran-4-amine, 3,4-dihydro-, (4R)-;MFCD06761756;(R)-4-Aminochromane;SCHEMBL1163533;DTXSID001315593;AKOS006237210;AKOS015854190;AS-42941;(R)-3,4-Dihydro-2H-chromen-4-amine HCl;AM20030333;CS-0005278;EN300-89321;Q27452561

Suppliers and Price of (4R)-3,4-dihydro-2H-1-benzopyran-4-amine

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

J&W Pharmlab
(R)-Chroman-4-ylamine 97%
100mg
$ 149.00

J&W Pharmlab
(R)-Chroman-4-ylamine 97%
50mg
$ 125.00

J&W Pharmlab
(R)-Chroman-4-ylamine 97%
500mg
$ 290.00

J&W Pharmlab
(R)-Chroman-4-ylamine 97%
250mg
$ 195.00

J&W Pharmlab
(R)-Chroman-4-ylamine 97%
5g
$ 1750.00

J&W Pharmlab
(R)-Chroman-4-ylamine 97%
1g
$ 480.00

Chemenu
(R)-Chroman-4-ylamine 95%
1g
$ 561.00

Biosynth Carbosynth
(R)-Chroman-4-ylamine hydrochloride
50 mg
$ 150.00

Biosynth Carbosynth
(R)-Chroman-4-ylamine hydrochloride
100 mg
$ 250.00

Biosynth Carbosynth
(R)-Chroman-4-ylamine hydrochloride
25 mg
$ 100.00

Total 25 raw suppliers

Chemical Property of (4R)-3,4-dihydro-2H-1-benzopyran-4-amine

Chemical Property:

Vapor Pressure:0.0449mmHg at 25°C
Refractive Index:1.559
Boiling Point:237.4 °C at 760 mmHg
PKA:8.87±0.20(Predicted)
Flash Point:102.1 °C
PSA：35.25000
Density:1.106 g/cm³
LogP:2.16920
Storage Temp.:under inert gas (nitrogen or Argon) at 2–8 °C
XLogP3:0.9
Hydrogen Bond Donor Count:1
Hydrogen Bond Acceptor Count:2
Rotatable Bond Count:0
Exact Mass:149.084063974
Heavy Atom Count:11
Complexity:138

Purity/Quality:

99%, ^*data from raw suppliers

(R)-Chroman-4-ylamine 97% ^*data from reagent suppliers

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:: SDS file from LookChem

Useful:

Canonical SMILES:C1COC2=CC=CC=C2C1N
Isomeric SMILES:C1COC2=CC=CC=C2[C@@H]1N

Technology Process of (4R)-3,4-dihydro-2H-1-benzopyran-4-amine

There total 6 articles about (4R)-3,4-dihydro-2H-1-benzopyran-4-amine 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: 99.0%

: 491-37-2
2,3-dihydro-4H-1-benzopyran-4-one

: 210488-55-4
(R)-chroman-4-ylamine

Guidance literature:: With Candida boidinii formate dehydrogenase; Geobacillus stearothermophilus ε‐deaminating L‐lysine dehydrogenase variant 22; nicotinamide adenine dinucleotide; In aq. buffer; at 50 ℃; for 48h; pH=8.5; Reagent/catalyst; Enzymatic reaction;
DOI:10.1002/chem.202003140

Reference yield: 93.0%

: C₁₃H₁₉NO₂S

: 210488-55-4
(R)-chroman-4-ylamine

Guidance literature:: With hydrogenchloride; In methanol; diethyl ether; at 0 - 20 ℃; for 3h; Inert atmosphere;
DOI:10.15227/orgsyn.090.0338

Reference yield: 92.0%

: (R)-N-(chroman-4-ylidene)-2-methylpropane-2-sulfinamide

: 210488-55-4
(R)-chroman-4-ylamine

Guidance literature:: (R)-N-(chroman-4-ylidene)-2-methylpropane-2-sulfinamide; With [RhCl₂(p-cymene)]2; potassium tert-butylate; 2-Amino-2-methyl-1-propanol; isopropyl alcohol; at 50 ℃; for 0.5h; Inert atmosphere; Microwave irradiation; Molecular sieve;

With hydrogenchloride; In methanol; at 20 ℃; enantioselective reaction; Inert atmosphere;
DOI:10.1002/ejoc.201402884