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alpha-Phellandrene

alpha-Phellandrene structure

alpha-Phellandrene 

structure
  • CAS No:

    99-83-2

  • Formula:

    C10H16

  • Chemical Name:

    alpha-Phellandrene

  • Synonyms:

    1,3-Cyclohexadiene,2-methyl-5-(1-methylethyl)-;p-Mentha-1,5-diene;2-Methyl-5-(1-methylethyl)-1,3-cyclohexadiene;α-Phellandrene;5-Isopropyl-2-methyl-1,3-cyclohexadiene;Menthadiene;(±)-α-Phellandrene;alpha-Phellandrene;6-Isopropyl-3-methyl-1,3-Cyclohexadiene;Alda-364;2-Methyl-5-propan-2-ylcyclohexa-1,3-diene;1330-17-2;13811-01-3

  • Categories:

    Cosmetic Ingredient  >  Perfuming

Description

α-Phellandrene has a pleasant, fresh, citrus, peppery odor with a discrete mint note. This compound is also reported as having a minty, herbaceous odor.


Liquid|Colourless to slightly yellow, mobile liquid; peppery, woody, herbaceous aroma


Alpha-phellandrene is one of a pair of phellandrene cyclic monoterpene double-bond isomers in which both double bonds are endocyclic (cf. alpha-phellandrene, where one of them is exocyclic). It has a role as a volatile oil component, a plant metabolite and an antimicrobial agent. It is a phellandrene and a cyclohexadiene.

alpha-Phellandrene Basic Attributes

136.23

136.23

202-792-5

1842

DTXSID4047593

COLORLESS OIL

2902199090

Characteristics

0

4.43

Liquid

0.848 g/cm3 @ Temp: 15 °C

<25 °C

172 °C

117 °F

1.469

Insoluble in water; soluble in oils

Store below +30°C.

1.40 mmHg

LD50 orally in Rabbit: 5700 mg/kg

3.13e-10 cm3/molecule*sec

BP: 171-172 °C @ 758 MM HG; DENSITY: 0.8410 @ 20 °C/4 °C; INDEX OF REFRACTION: 1.4732 @ 20 °C/D /L-FORM/|BP: 66-68 °C @ 16 MM HG; DENSITY: 0.8463 @ 25 °C/4 °C; INDEX OF REFRACTION: 1.4777 @ 25 °C/D /D-FORM/|MOBILE OIL /D- & L-FORMS/|SPECIFIC OPTICAL ROTATION: -112 DEG @ 20 °C/D /L-FORM/|SPECIFIC OPTICAL ROTATION: +86.4 °C @ 16 °C/D /D-FORM/

alpha-Phellandrene|B*: Compounds that form peroxides on concentration (distillation/evaporation)|Bretherick's|An explosion occured during distillation. See Bretherick's.|Bodendorf, K., Arch. Pharm., 1933, 271, 28

Safety Information

III

3.2

UN 2319 3/PG 3

3

10-22-36/37/38-43

16-26-36/37

OS8080000

Xn,F

P261-P305 + P351 + P338-P342 + P311

H226-H302-H315-H319-H334-H335

121.1164 LIMITATIONS: SYNTHETIC FLAVOR

|Danger|H226 (99.94%): Flammable liquid and vapor [Warning Flammable liquids]|P210, P233, P240, P241, P242, P243, P280, P301+P310, P303+P361+P353, P331, P370+P378, P403+P235, P405, and P501|Aggregated GHS information provided by 1680 companies from 13 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Toxicity

NATURAL OCCURRENCE AND CHEMISTRY OF ALPHA-PHELLANDRENE.|NATURAL OCCURRENCE: COMPOSED 16.25% OF PLANT.|NATURAL OCCURRENCE.|NATURAL OCCURRENCE OF ALPHA-PHELLANDRENE.|For more Natural Pollution Sources (Complete) data for ALPHA-PHELLANDRENE (6 total), please visit the HSDB record page.

Drug Information

...ABSORBED THROUGH, SKIN.

...ALPHA-PHELLANDRENE...IS METABOLIZED INTO P-MENTHANE DERIV, PHELLANDRIC ACID, BY REDN OF 1 OF THE DOUBLE BONDS OF THE CYCLOHEXADIENE RING...|IN SHEEP, ALPHA-PHELLANTHRENE APPARENTLY UNDERGOES REDN OF ONE DOUBLE BOND & OXIDN OF METHYL GROUP TO GIVE PHELLANDRAL, FURTHER OXIDIZED TO PHELLANDRIC ACID, EXCRETED IN URINE. SUGGESTED THAT IT IS 2,3,5-TRIHYDROXYLATED TO P-MENTHOTRIOL & EXCRETED AS GLUCURONIDE.

...CAN BE IRRITATING TO, & ABSORBED THROUGH, SKIN. INGESTION CAN CAUSE VOMITING, DIARRHEA.|HYPERSENSITIVITY FOUND DUE TO SENSITIZING PROPERTIES OF 3 INGREDIENTS: ALPHA-PINENE, LIMONENE, & PHELLANDRENE IN DENTAL PREPN.

5-isopropyl-2-methyl-1,3-cyclohexadiene

alpha-Phellandrene Use and Manufacturing

Methods of Manufacturing

It is isolated from essential oils with high content by vacuum fractionation.

Uses

GB 2760-1996 stipulates the allowed use of edible spices. It is mainly used to prepare citrus and spicy artificial essential oils.

1,3-Cyclohexadiene, 2-methyl-5-(1-methylethyl)-: ACTIVE|STRUCTURE: SEMMLER, BER 36, 1749 (1903). SYNTHESIS: READ, STOREY, J CHEM SOC 1930, 2770. CONFIGURATION: BURGSTAHLER ET AL, J AM CHEM SOC 83, 4660 (1961). REVIEW: JL SIMONSEN, THE TERPENES VOL 1 (UNIVERSITY PRESS, CAMBRIDGE, 2ND ED, 1947) PP 193-204.|MONOCYCLIC TERPENE OCCURRING AS (A) D- & (B) L-OPTICAL ISOMERS.|NATURAL OCCURRENCE AND CHEMISTRY OF ALPHA-PHELLANDRENE.|IN DILL ALPHA-PHELLANDRENE CONTENT WAS HIGHEST @ NIGHT, DECR IN DAYLIGHT WITH COMPETITION OF CARVONE PRODN.|For more General Manufacturing Information (Complete) data for ALPHA-PHELLANDRENE (18 total), please visit the HSDB record page.

CHROMATOGRAPHIC ANALYSIS OF ALPHA-PHELLANDRENE.|TLC AND GLC STUDIES OF ESSENTIAL OIL FROM BOSWELLIA SERRATA LEAVES.|ALPHA-PHELLANDRENE WAS IDENTIFIED AS CONSTITUENT OF CARAWAY SEED OIL.|TLC & GAS CHROMATOGRAPHY ON VOLATILE OIL FROM HERB OF FALCARIA VULGARIS BERNH.|ANALYSIS OF TRACE TERPENES BY MASS CHROMATOGRAPHY.

Food additives -> Flavoring Agents|Flavoring Agents -> JECFA Flavorings Index

Flavoring Agents

Computed Properties

Molecular Weight:136.23
XLogP3:3.2
Rotatable Bond Count:1
Exact Mass:136.125200510
Monoisotopic Mass:136.125200510
Heavy Atom Count:10
Complexity:161
Undefined Atom Stereocenter Count:1
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

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