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ChemicalBook >> CAS DataBase List >> (S)-(+)-3,4,8,8A-TETRAHYDRO-8A-METHYL-1,6(2H,7H)-NAPHTHALENEDIONE

(S)-(+)-3,4,8,8A-TETRAHYDRO-8A-METHYL-1,6(2H,7H)-NAPHTHALENEDIONE

(S)-(+)-3,4,8,8A-TETRAHYDRO-8A-METHYL-1,6(2H,7H)-NAPHTHALENEDIONE price.
  • $65 - $1123
  • Product name: (S)-(+)-3,4,8,8A-TETRAHYDRO-8A-METHYL-1,6(2H,7H)-NAPHTHALENEDIONE
  • CAS: 33878-99-8
  • MF: C11H14O2
  • MW: 178.23
  • EINECS:
  • MDL Number:MFCD00213797
  • Synonyms:8a-Methyl-3,4,8,8a-tetrahydro-1,6(2H,7H)-naphthalenedione;(S)-(+)-3,4,8,8A-TETRAHYDRO-8A-METHYL-1,6(2H,7H)-NAPHTHALENEDIONE;WIELAND-MIESCHER KETONE;WIELAND-MIESCHER KETONE, S-(+)-ISOMER;(8AS)-8A-METHYL-3,4,8,8A-TETRAHYDRONAPHTHALENE-1,6(2H,7H)-DIONE;(S)-(+)-8a-Methyl-3,4,8,8a-tetrahydro-1,6(2H,7H)-naphthalenedione;(S)-(+)-9-Methyl-DELTA(5,10)-octalin-1,6-dione~(S)-Wieland-Miescher ketone;(S)-(+)-9-Methyl-DELTA^(^5^,^1^0^)-octalin-1,6-dione~(S)-Wieland-Miescher ketone
Price8 Properties Safety Information Description
8 prices
Selected condition：
Brand
  • AK Scientific
  • Alfa Aesar
  • Alichem
  • Chemenu
  • Matrix Scientific
  • SynQuest Laboratories
  • TRC
Package
  • 50mg
  • 500mg
  • 1g
  • 2g
  • 5g
  • ManufacturerAK Scientific
  • Product number0761AE
  • Product description(8AS)-8a-Methyl-3,4,8,8a-tetrahydronaphthalene-1,6(2H,7H)-dione
  • Packaging5g
  • Price$1123
  • Updated2021-12-16
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberL13334
  • Product description(S)-(+)-3,4,8,8a-Tetrahydro-8a-methyl-1,6(2H,7H)-naphthalenedione, 99%
  • Packaging500mg
  • Price$108.65
  • Updated2024-03-01
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberL13334
  • Product description(S)-(+)-3,4,8,8a-Tetrahydro-8a-methyl-1,6(2H,7H)-naphthalenedione, 99%
  • Packaging2g
  • Price$388
  • Updated2024-03-01
  • Buy
  • ManufacturerAlichem
  • Product number33878998
  • Product description(S)-8A-methyl-3,4,8,8a-tetrahydronaphthalene-1,6(2H,7H)-dione
  • Packaging5g
  • Price$777.65
  • Updated2021-12-16
  • Buy
  • ManufacturerChemenu
  • Product numberCM239712
  • Product description(S)-8A-methyl-3,4,8,8a-tetrahydronaphthalene-1,6(2H,7H)-dione 95%
  • Packaging5g
  • Price$706
  • Updated2021-12-16
  • Buy
  • ManufacturerMatrix Scientific
  • Product number089243
  • Product description(8AS)-8a-Methyl-3,4,8,8a-tetrahydronaphthalene-1,6(2H,7H)-dione
  • Packaging1g
  • Price$185
  • Updated2021-12-16
  • Buy
  • ManufacturerSynQuest Laboratories
  • Product number2418-1-X3
  • Product description(8aS)-(+)-8a-Methyl-3,4,8,8a-tetrahydronaphthalene-1,6(2H,7H)-dione
  • Packaging500mg
  • Price$104
  • Updated2021-12-16
  • Buy
  • ManufacturerTRC
  • Product numberT205755
  • Product description(S)-(+)-3,4,8,8A-Tetrahydro-8A-methyl-1,6(2H,7H)-naphthalenedione
  • Packaging50mg
  • Price$65
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
AK Scientific 0761AE (8AS)-8a-Methyl-3,4,8,8a-tetrahydronaphthalene-1,6(2H,7H)-dione 5g $1123 2021-12-16 Buy
Alfa Aesar L13334 (S)-(+)-3,4,8,8a-Tetrahydro-8a-methyl-1,6(2H,7H)-naphthalenedione, 99% 500mg $108.65 2024-03-01 Buy
Alfa Aesar L13334 (S)-(+)-3,4,8,8a-Tetrahydro-8a-methyl-1,6(2H,7H)-naphthalenedione, 99% 2g $388 2024-03-01 Buy
Alichem 33878998 (S)-8A-methyl-3,4,8,8a-tetrahydronaphthalene-1,6(2H,7H)-dione 5g $777.65 2021-12-16 Buy
Chemenu CM239712 (S)-8A-methyl-3,4,8,8a-tetrahydronaphthalene-1,6(2H,7H)-dione 95% 5g $706 2021-12-16 Buy
Matrix Scientific 089243 (8AS)-8a-Methyl-3,4,8,8a-tetrahydronaphthalene-1,6(2H,7H)-dione 1g $185 2021-12-16 Buy
SynQuest Laboratories 2418-1-X3 (8aS)-(+)-8a-Methyl-3,4,8,8a-tetrahydronaphthalene-1,6(2H,7H)-dione 500mg $104 2021-12-16 Buy
TRC T205755 (S)-(+)-3,4,8,8A-Tetrahydro-8A-methyl-1,6(2H,7H)-naphthalenedione 50mg $65 2021-12-16 Buy

Properties

Melting point :50-52 °C(lit.)
storage temp. :2-8°C
form :crystalline powder
color :Cream
BRN :1569979

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning GHS hazard pictograms
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.

Description

Key intermediate in the total synthesis of the macrocyclic diterpene lactone, (+)-cleomeolide. Chiral building block for enantioselective approaches to the A and C rings of taxol. Used to study selective hydrogenations of the carbon-carbon double bonds in α,β-unsaturated ketones with a new class of palladium complexes as catalysts.

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Suppliers and manufacturers

Amadis Chemical Company Limited Meryer (Shanghai) Chemical Technology Co., Ltd. Alfa Aesar Energy Chemical Chemsky（shanghai）International Co.,Ltd. Tianjin heowns Biochemical Technology Co., Ltd. China Kouting Group Limited Credit Asia Chemical Co., Ltd. Henan CoreyChem Co., Ltd Aikon International Limited