Birch oils

safety instructions
Surname	Birch bud oil
CAS number	8027-43-8
GHS labeling of hazardous substances	no GHS pictograms
	no GHS pictograms
H and P phrases	H: no H-phrases
	P: no P-phrases

safety instructions
Surname	Birch tar oil
CAS number	8001-88-5
GHS labeling of hazardous substances Caution
H and P phrases	H: 302-315-319-335
	P: 210-261-264-271-280-302 + 352-304 + 340-305 + 351 + 338-312-332 + 313-337 + 313-362-370 + 378-403 + 233-403 + 235-405-501

safety instructions
Surname	Birch oil
CAS number	68917-50-0
GHS labeling of hazardous substances Caution
H and P phrases	H: 302-315-319
	P: 264-270-280-301 + 312-302 + 352-305 + 351 + 338-330-332 + 313-337 + 313-362-501
Toxicological data	1700 mg kg −1 ( LD 50 , rat , oral ) ; > 5000 mg kg −1 ( LD 50 , rabbit , transdermal ) ;

The name birch oil stands for the essential oil of the sugar birch ( Betula lenta ), while the birch tar oil is obtained from the silver birch ( B. pendula ) and other types of birch. In both cases, the tree bark is used. There is also birch bud oil .

Birch oil

Young sugar birch

In birch oil is a clear, slightly yellowish oil that smells pleasantly balmy and up to 99% natural methyl salicylate contains. The production takes place by steam distillation of the bark of the sugar birch . The density is between 1.14 and 1.19. Birch oil is used as a fragrance in the perfume industry and to cover up unpleasant smells.

Birch tar oil

Hanging birch grove in the Main-Taunus Arboretum , Eschborn

Birch tar oil ( black birch oil , Russian leather oil ) is a dark brown liquid with a smoky, burnt wood odor. It is distilled from birch tar, the precursor of birch pitch from the silver birch , and is therefore not, strictly speaking, an essential oil. The content in relation to the bark is 0.4 to 0.5 percent. The density is between 1.13 and 1.35 g / cm ³ and the boiling point is 175 ° C. The main use is as a perfume ingredient and disinfectant. Russian leather is traditionally treated with it in Russia . The main ingredients are phenol , cresol , xylenol , guaiacol , catechol and betulin .

Birch bud oil

Birch bud oil is a slightly yellowish to yellow viscous liquid with a balsamic odor. In Northern Europe, it is obtained from the leaf buds of the silver birch with yields between 3.5 and 8 percent of the dry matter. Birch bud oil contains caryophyllene , betulin and other terpenes . Any medical effects can be attributed to the first two ingredients.

literature

George Stuart Brady, Henry R. Clauser, John A. Vaccari: Materials Handbook McGraw-Hill, 2002. ISBN 007136076X , p. 118.
Thomas SC Li: Medicinal Plants CRC Pres 2000. ISBN 1566769035 , p. 117.

Individual evidence

↑ ^a ^b ^c ^d entry sweet birch oil at thegoodscentscompany.com , accessed on April 25, 2017.
↑ ^a ^b G. A. Burdock and Giovanni Fenaroli: Fenaroli's Handbook Of Flavor Ingredients. Fifth Edition Burdock Group, Vero Beach, Florida, 2004. ISBN 0849330343 , pp. 163-164.
↑ ^a ^b Entry birch tar oil at thegoodscentscompany.com , accessed on April 25, 2017.
↑ ^a ^b ^c Entry betula pubescens bud oil at thegoodscentscompany.com , accessed on April 25, 2017.

[Birke-1] try sweet birch oil at thegoodscentscompany.com , accessed on April 25, 2017.

[r1-2] G. A. Burdock and Giovanni Fenaroli: Fenaroli's Handbook Of Flavor Ingredients. Fifth Edition Burdock Group, Vero Beach, Florida, 2004. ISBN 0849330343 , pp. 163-164.

[Birkenteer-3] Entry birch tar oil at thegoodscentscompany.com , accessed on April 25, 2017.

[Birkenknospen-4] Entry betula pubescens bud oil at thegoodscentscompany.com , accessed on April 25, 2017.