Question 1

2-乙酰基-1,3,3,4,4-五甲基-1-环戊烯 的 CAS 号是多少？

Accepted Answer

2-乙酰基-1,3,3,4,4-五甲基-1-环戊烯 的 CAS 登记号为 13144-88-2。

Question 2

2-乙酰基-1,3,3,4,4-五甲基-1-环戊烯 的分子式与分子量是多少？

Accepted Answer

分子式 C12H20O，分子量 180.29。

Question 3

2-乙酰基-1,3,3,4,4-五甲基-1-环戊烯 还有哪些别名？

Accepted Answer

别名/同义词：2-乙酰基-1,3,3,4,4-五甲基-1-环戊烯、1-(2,4,4,5,5-pentamethyl-1-cyclopenten-1-yl)ethan-1-one。

Question 4

2-乙酰基-1,3,3,4,4-五甲基-1-环戊烯 的登记用途是什么？

Accepted Answer

登记用途：IFRA Fragrance Standards: 1-(2、4、5、5-Pentamethyl-1-cyclopenten-1-yl)ethan-1-one、2-Acetyl-1、3、4-pentamethyl-1-cyclopentene、Ethanone、1-(2、5-pentamethyl-1-cyclopenten-1-yl)-、5-Pentamethylcyclopent-1-en-1-yl)ethanone、Alpinone (commercial name)、IFRA_STD_072.pdf、49、IFRA 51st Amendment - Guidance for the use of IFRA Standards、Restriction: This material should be used only in the limited quantity as stated in the Standard、DERMAL SENSITIZATION、Due to the possible ingestion of small amounts of fragrance ingredients from their use in products in Categories 1 and 6、materials must not only comply with IFRA Standards but must also be recognized as safe as a flavoring ingredient as defined by the IOFI Code of Practice (www.iofi.org). For more details see chapter 1 of the Guidance for the use of IFRA Standards.、Restriction Limits in the Finished Product (%): 0.077 [Products applied to the lips]、0.023 [Products applied to the axillae]、0.46 [Products applied to the face、body using fingertips]、0.43 [Products related to fine fragrances]、0.11 [Products applied to the body using the hands (palms)、primarily leave-on (Body lotion)]、0.11 [Products applied to the face using the hands (palms)、primarily leave-on (Face moisturizer)]、0.11 [Products applied to the hands using the hands (palms)、primarily leave-on (Hand cream)]、0.11 [Products applied to babies using the hands (palms)、primarily leave-on (Baby cream、oil、talc)]、0.25 [Products with oral and lip exposure]、0.88 [Rinse-off products applied to the hair with some hand contact]、0.88 [Leave-on products applied to the hair with some hand contact]、0.045 [Products with significant anogenital exposure (tampon)]、0.84 [Products with body and hand exposure、primarily rinse off]、3 [Household care products with mostly hand contact (excluding aerosol、spray products)]、3 [Household care products with mostly hand contact (household aerosol、1.7 [Products with intended skin contact but minimal transfer of fragrance to skin from inert substrate without UV exposure]、1.7 [Products with intended skin contact but minimal transfer of fragrance to skin from inert substrate with potential UV exposure]、No Restriction [Other air care products not intended for direct skin contact、minimal or insignificant transfer to skin]、General Manufacturing Information: Ethanone、5-pentamethyl-1-cyclopenten-1-yl)-: ACTIVE。

CAS 号	13144-88-2
PubChem CID	83177
分子式	C12H20O
IUPAC 名称	1-(2,4,4,5,5-pentamethylcyclopenten-1-yl)ethanone
UNII（FDA）	NS00013102

Molecular Weight	180.29
XLogP3	2.8
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	1
Rotatable Bond Count	1
Exact Mass	180.151415257
Monoisotopic Mass	180.151415257
Topological Polar Surface Area	17.1
Heavy Atom Count	13

GHS 通报统计	60.7% (54 / 89)
已通报的危害声明	H317 (39.3%)

2-乙酰基-1,3,3,4,4-五甲基-1-环戊烯

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CAS号	13144-88-2
分子式	C12H20O
分子量	180.29
LogP	2.8
应用领域	IFRA Fragrance Standards: 1-(2、4、5、5-Pentamethyl-1-cyclopenten-1-yl)ethan-1-one、2-Acetyl-1、3、4-pentamethyl-1-cyclopentene、Ethanone、1-(2、5-pentamethyl-1-cyclopenten-1-yl)-、5-Pentamethylcyclopent-1-en-1-yl)ethanone、Alpinone (commercial name)、IFRA_STD_072.pdf、49、IFRA 51st Amendment - Guidance for the use of IFRA Standards、Restriction: This material should be used only in the limited quantity as stated in the Standard、DERMAL SENSITIZATION、Due to the possible ingestion of small amounts of fragrance ingredients from their use in products in Categories 1 and 6、materials must not only comply with IFRA Standards but must also be recognized as safe as a flavoring ingredient as defined by the IOFI Code of Practice (www.iofi.org). For more details see chapter 1 of the Guidance for the use of IFRA Standards.、Restriction Limits in the Finished Product (%): 0.077 [Products applied to the lips]、0.023 [Products applied to the axillae]、0.46 [Products applied to the face、body using fingertips]、0.43 [Products related to fine fragrances]、0.11 [Products applied to the body using the hands (palms)、primarily leave-on (Body lotion)]、0.11 [Products applied to the face using the hands (palms)、primarily leave-on (Face moisturizer)]、0.11 [Products applied to the hands using the hands (palms)、primarily leave-on (Hand cream)]、0.11 [Products applied to babies using the hands (palms)、primarily leave-on (Baby cream、oil、talc)]、0.25 [Products with oral and lip exposure]、0.88 [Rinse-off products applied to the hair with some hand contact]、0.88 [Leave-on products applied to the hair with some hand contact]、0.045 [Products with significant anogenital exposure (tampon)]、0.84 [Products with body and hand exposure、primarily rinse off]、3 [Household care products with mostly hand contact (excluding aerosol、spray products)]、3 [Household care products with mostly hand contact (household aerosol、1.7 [Products with intended skin contact but minimal transfer of fragrance to skin from inert substrate without UV exposure]、1.7 [Products with intended skin contact but minimal transfer of fragrance to skin from inert substrate with potential UV exposure]、No Restriction [Other air care products not intended for direct skin contact、minimal or insignificant transfer to skin]、General Manufacturing Information: Ethanone、5-pentamethyl-1-cyclopenten-1-yl)-: ACTIVE