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Impurities and reference standards

Phytadiene 1

Also known as Vitamin K1 Impurity 42, phytadiene I, phytadiene II

CAS 21980-71-2Formula C20H38Molar mass 278.52 g/mol
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Phytadiene 1 chemical structure, C20H38, CAS 21980-71-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
21980-71-2
Formula
C20H38
Molar mass
278.52 g/mol
HS code
290129
Category
Impurities and reference standards

What is Phytadiene 1?

Plain description, key identifiers and synonyms

Phytadiene 1 is a chemical substance with the molecular formula C20H38 and a molar mass of 278.52 g/mol. Its CAS registry number is 21980-71-2. The IUPAC name is (3E)-3,7,11,15-tetramethylhexadeca-1,3-diene.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(3E)-3,7,11,15-tetramethylhexadeca-1,3-diene
CAS number
21980-71-2Other or deprecated CAS: 326475-12-1
Molecular formula
C20H38
InChIKey
HNTNJYMWJHGCBD-LDADJPATSA-N
InChI
InChI=1S/C20H38/c1-7-18(4)12-9-14-20(6)16-10-15-19(5)13-8-11-17(2)3/h7,12,17,19-20H,1,8-11,13-16H2,2-6H3/b18-12+
Canonical SMILES
C=CC(C)=CCCC(C)CCCC(C)CCCC(C)C
Isomeric SMILES
CC(C)CCCC(C)CCCC(C)CC/C=C(\C)/C=C

Synonyms

  • Vitamin K1 Impurity 42
  • phytadiene I
  • phytadiene II
  • phytadiene 2
  • phytadiene 3
  • (3E)-3,7,11,15-tetramethylhexadeca-1,3-diene
  • Neophytadiene, Isomer III
  • Vitamin K1 Impurity 201
  • 3,7,11,15-tetramethylhexadeca-1,3-diene
  • (E)-3,7,11,15-Tetramethylhexadeca-1,3-Diene

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
278.52 g/molcalc.
Exact mass
278.2974 Dacalc.
LogP (octanol/water)
7.17calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
12calc.
Heavy atoms
20calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.8calc.
Formal charge
0calc.
Stereocentres
2calc.
Lipinski rule of five
Passes (1 violation)calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Phytadiene 1 suppliers

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Phytadiene 1 price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Phytadiene 1 is traded under.

HS 2901.29Indicative HS code

Unsaturated, other

World exports in 2024
$2.65B
−3.2% vs 2023, imports $2.57B
2019 to 2024
Top exporters
  1. United States43.9%
  2. South Africa15.3%
  3. Qatar * partner reported9.0%
Top importers
  1. Singapore10.9%
  2. United States10.1%
  3. South Korea8.7%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Phytadiene 1 is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Phytadiene 1, based on the data on this page

What is Phytadiene 1?

Phytadiene 1 is a chemical substance with the molecular formula C20H38 and a molar mass of 278.52 g/mol. Its CAS registry number is 21980-71-2. The IUPAC name is (3E)-3,7,11,15-tetramethylhexadeca-1,3-diene.

What is the CAS number of Phytadiene 1?

The CAS registry number of Phytadiene 1 is 21980-71-2. Other or deprecated CAS numbers: 326475-12-1.

What is the molecular formula and weight of Phytadiene 1?

The molecular formula of Phytadiene 1 is C20H38 and its molar mass is 278.52 g/mol.

Is Phytadiene 1 hazardous?

No GHS hazard classification for Phytadiene 1 is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Phytadiene 1?

Phytadiene 1 is usually classified under HS code 290129 (Unsaturated, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Phytadiene 1?

Post a free request on CompoundList and suppliers of Phytadiene 1 will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Phytadiene 1?

Suppliers quote Phytadiene 1 on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Phytadiene 1

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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