DEHYDROABIETYLAMINE
- Product Name
- DEHYDROABIETYLAMINE
- CAS No.
- 1446-61-3
- Chemical Name
- DEHYDROABIETYLAMINE
- Synonyms
- Leelamine;AMINE D;DEHYDROABIETHYLAMINE;((1R,4aS,10aR)-7-Isopropyl-1,4a-diMethyl-1,2,3,4,4a,9,10,10a-octahydrophenanthren-1-yl)MethanaMine;NSC 2955;55.0%(GC);Leelamine HCl;((1R,4aS,10aR);Water galbanum;Dehydrobietylamine
- CBNumber
- CB1692875
- Molecular Formula
- C20H31N
- Formula Weight
- 285.47
- MOL File
- 1446-61-3.mol
DEHYDROABIETYLAMINE Property
- Melting point:
- 44.50℃
- Boiling point:
- 417.89°C (rough estimate)
- Density
- 0.963±0.06 g/cm3 (20 ºC 760 Torr)
- refractive index
- n20/D 1.546(lit.)
- Flash point:
- >230 °F
- storage temp.
- Keep in dark place,Inert atmosphere,Room temperature
- solubility
- Chloroform, DMSO, Methanol
- form
- White solid.
- pka
- 10.13±0.29(Predicted)
- color
- Pale Yellow
- optical activity
- [α]20/D +56.1°, c = 2.4 in pyridine
- BRN
- 3084620
- InChI
- InChI=1S/C20H31N/c1-14(2)15-6-8-17-16(12-15)7-9-18-19(3,13-21)10-5-11-20(17,18)4/h6,8,12,14,18H,5,7,9-11,13,21H2,1-4H3/t18-,19-,20+/m0/s1
- InChIKey
- JVVXZOOGOGPDRZ-SLFFLAALSA-N
- SMILES
- [C@@]1(C)(CN)[C@@]2([H])[C@@](C)(C3=C(CC2)C=C(C(C)C)C=C3)CCC1
- CAS DataBase Reference
- 1446-61-3(CAS DataBase Reference)
- EPA Substance Registry System
- Dehydroabietylamine (1446-61-3)
Safety
- Hazard Codes
- Xi
- Risk Statements
- 36/37/38
- Safety Statements
- 26-36
- WGK Germany
- 3
- RTECS
- TP8701000
- F
- 10-23
- HS Code
- 29214990
- Hazardous Substances Data
- 1446-61-3(Hazardous Substances Data)
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
- Precautionary statements
-
P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P264Wash hands thoroughly after handling.
P264Wash skin thouroughly after handling.
P271Use only outdoors or in a well-ventilated area.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
N-Bromosuccinimide Price
- Product number
- 105198
- Product name
- (+)-Dehydroabietylamine
- Purity
- technical grade, 60%
- Packaging
- 100g
- Price
- $116.5
- Updated
- 2025/07/31
- Product number
- D1588
- Product name
- (+)-Dehydroabietylamine [Optical Resolving Agent]
- Purity
- >90.0%(GC)
- Packaging
- 5g
- Price
- $94
- Updated
- 2025/07/31
- Product number
- D1180
- Product name
- Dehydroabietylamine
- Purity
- min. 55.0 %
- Packaging
- 25G
- Price
- $32
- Updated
- 2025/07/31
- Product number
- D1588
- Product name
- (+)-Dehydroabietylamine [Optical Resolving Agent]
- Purity
- >90.0%(GC)
- Packaging
- 25g
- Price
- $282
- Updated
- 2025/07/31
- Product number
- 10006148
- Product name
- Leelamine
- Purity
- ≥98%
- Packaging
- 5mg
- Price
- $37
- Updated
- 2024/03/01
DEHYDROABIETYLAMINE Chemical Properties,Usage,Production
Chemical Properties
clear yellow viscous liquid
Uses
Dehydroabiethylamine is a primary amine with high molecular weight; shows a strong antibiotic effect with a broad spectrum of activity against Staphylococcus p.a. (sic), Escherichia coli, Mycobacterium tuberculosis, and Candida albicans.
Definition
ChEBI: [(1R,4aS,10aR)-1,4a-dimethyl-7-propan-2-yl-2,3,4,9,10,10a-hexahydrophenanthren-1-yl]methanamine is a diterpenoid.
Biological Activity
CB 1 agonist. Displaces binding of [ 3 H]-SR141716A with an IC 50 value of 2.86 μ M.
Synthesis
2026-24-6
1446-61-3
The general procedure for the synthesis of dehydroabietic amine from dehydroabietic amine acetate was as follows: crude 60% (+)-dehydroabietic amine (42.0 g) was dissolved in toluene (70.0 cm3) and a toluene (30.0 cm3) solution of acetic acid (9.65 g) was slowly added. The mixture was crystallized in a refrigerator. The product was collected by filtration and washed with hexane (30.0 cm3). The (+)-dehydrofiramine ethanol compound was recrystallized from methanol. (+)-Dehydrofiramine acetate (21.0 g) was dissolved in hot water and 10% NaOH aqueous solution (28.0 cm3) was added. The (+)-dehydrofiramine was extracted with diethyl ether (50.0 cm3) and the organic phase was washed with water to neutrality and subsequently dried over anhydrous sodium sulfate. The solvent was evaporated and the (+)-dehydrofiramine obtained was dried in vacuum to give a white solid; yield 37.0 g, 88.2%; melting point 44.28 °C (literature value 44-45 °C [16]). [α]22D +44.3480 (c, 10.0 mg/cm3, CHCl?).1H NMR (500 MHz, CDCl?) δ 0.89 (s, 3H, CH?), 1.22 (s, 3H, CH?), 1.22 (d, J=7.0 Hz, 6H, 2 × CH?), 1.33 (m, 2H, CH?), 1.39 ( m, 1H, CHH), 1.52 (dd, J=11.8,3.3Hz, 1H, CH), 1.69 (m, 2H, CH?), 1.74 (m, 2H, CH?), 2.30 (dt, J=13.1,1.7Hz, 1H, CHH), 2.40 (d, J=13.5Hz, 1H, CHH), 2.61 (d, J= 13.5 Hz, 1H, CHH), 2.82 (sep, J=7.0 Hz, CH), 2.88 (m, 2H, CH?), 6.89 (d, J=1.9 Hz, 1H, CHAr), 7.00 (dd, J=8.1,1.9 Hz, 1H, CHAr), 7.18 (d, J=8.1 Hz, 1H, CHAr). 13C NMR (500 MHz, CDCl?) δ 18.78 (CH?), 18.90 (CH?), 18.90 (CH?), 24.11 (CH?), 24.13 (CH?), 25.37 (CH?), 30.31 (CH?), 33.58 (CH), 35.36 (CH?), 37.36 (C). 37.53 (C), 38.70 (CH?), 45.00 (CH), 53.99 (CH?), 123.96 (CHAr), 124.38 (CHAr), 126.94 (CHAr), 134.84 (CAr), 145.67 (CAr), 147.63 (CAr).HRMS-ESI m/z 286.2540; C??H??N [M+H]? Calculated value 286.2529.
Purification Methods
The crude base is purified by converting 2g of base in toluene (3.3mL) into the acetate salt by heating at 65-70o with 0.46g of AcOH, and the crystals are collected and dried (0.96g from two crops, m 141-143o). The acetate salt is dissolved in warm H2O, basified with aqueous NaOH and extracted with *C6H6. The dried extract (MgSO4) is evaporated in vacuum leaving a viscous oil which crystallises and can be distilled. [Gottstein & Cheney J Org Chem 30 2072 1965.] The picrate has m 234-236o (from aqueous MeOH), and the formate has m 147-148o (from heptane). [Beilstein 12 IV 3005.]
References
[1] Australian Journal of Chemistry, 2017, vol. 70, # 7, p. 845 - 856
DEHYDROABIETYLAMINE Preparation Products And Raw materials
Raw materials
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View Lastest Price from DEHYDROABIETYLAMINE manufacturers
- Product
- (+)-Dehydroabiethylamine 1446-61-3
- Price
- US $0.00/ASSAYS
- Min. Order
- 100ASSAYS
- Purity
- 99.99%
- Supply Ability
- 10000
- Release date
- 2021-09-07
- Product
- DEHYDROABIETYLAMINE 1446-61-3
- Price
- US $1.00/kg
- Min. Order
- 1kg
- Purity
- 95%-99%
- Supply Ability
- as request
- Release date
- 2018-12-24
- Product
- DEHYDROABIETYLAMINE 1446-61-3
- Price
- US $8.00/kg
- Min. Order
- 1kg
- Purity
- 99%
- Supply Ability
- 10tons
- Release date
- 2018-12-24