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W520608

Sigma-Aldrich

1,3,4,6,7,8-Hexahydro-4,6,6,7,8,8-hexamethylcyclopenta[g]-2-benzopyran solution

in diethyl phthalate

Synonym(s):

HHCB

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About This Item

Empirical Formula (Hill Notation):
C18H26O
CAS Number:
1222-05-5
Molecular Weight:
258.40
MDL number:
MFCD00217003
UNSPSC Code:
12164502
PubChem Substance ID:
24902087
NACRES:
NA.21

biological source

synthetic

Quality Level

400

grade

Fragrance grade

agency

follows IFRA guidelines

reg. compliance

EU Regulation 1223/2009

concentration

48-52% in diethyl phthalate

refractive index

n20/D 1.5215 (lit.)

bp

304 °C (lit.)

density

1.044 g/mL at 25 °C (lit.)

application(s)

flavors and fragrances

documentation

see Safety & Documentation for available documents

food allergen

no known allergens

fragrance allergen

no known allergens

organoleptic

floral; sweet

SMILES string

CC(C(C)C1(C)C)(C)C2=C1C=C(C(C)OCC3)C3=C2

InChI

1S/C18H26O/c1-11-14-10-16-15(9-13(14)7-8-19-11)17(3,4)12(2)18(16,5)6/h9-12H,7-8H2,1-6H3

InChI key

YWMTVUUYOAIDBC-UHFFFAOYSA-N

General description

1,3,4,6,7,8-Hexahydro-4,6,6,7,8,8-hexamethylcyclopenta[g]-2-benzopyran is an isochromone with a strong musk odor, commonly used in fragrances.

pictograms

Environment
GHS09

signalword

Warning

hcodes

H410

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 1

Storage Class

10 - Combustible liquids

wgk_germany

WGK 2

ppe

Gloves, multi-purpose combination respirator cartridge (US)

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Preparation and olfactory characterization of the enantiomerically pure isomers of the perfumery synthetic Galaxolide?.
Frater G, et al.
Helvetica Chimica Acta, 82(10), 1656-1665 (1999)
Shuo Liu et al.
Chemosphere, 83(8), 1080-1086 (2011-02-22)
Although polycyclic musks have been shown to cause lethal and sub-lethal effects on organisms, their biochemical toxicity to earthworms is not well understood. In the current study, we investigated the responses of antioxidant systems and lipid peroxidation after exposing Eisenia
Ursula Klaschka et al.
Environmental science and pollution research international, 20(4), 2456-2471 (2012-09-05)
Fragrances are used in a wide array of everyday products and enter the aquatic environment via wastewater. While several musk compounds have been studied in detail, little is known about the occurrence and fate of other fragrances. We selected 16
Cui-Hong Chen et al.
Huan jing ke xue= Huanjing kexue, 32(2), 567-573 (2011-05-03)
Using outdoor pot-culture experiment,biomasses of wheat seedlings and accumulation of HHCB and/or Cd in parts of wheat seedlings cultured in alluvial soil and cinnamon soil were investigated. The biomasses of wheat seedlings in different treatments followed the order as single
Shuo Liu et al.
Environmental toxicology, 27(8), 472-479 (2012-07-06)
Polycyclic musks have been indicated to cause lethal and sublethal effects on exposed biota. However, knowledge about the effect of polycyclic musks on the antioxidant defense system in earthworms is vague. In this work, the activities of antioxidant enzymes, including
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