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

(S)-(+)-2,3,7,7A-TETRAHYDRO-7A-METHYL-1H

Product Name
(S)-(+)-2,3,7,7A-TETRAHYDRO-7A-METHYL-1H
CAS No.
17553-86-5
Chemical Name
(S)-(+)-2,3,7,7A-TETRAHYDRO-7A-METHYL-1H
Synonyms
AT-51114;AT-51113;PEFC-012;(+)-Hajos-Parrish ketone;(S)-(+)-Hajos-Parrish Ketone;(S)-(+)-2,3,7,7A-TETRAHYDRO-7A-METHYL-1H;(S)-7a-Methyl-7,7a-dihydro-indan-1,5(6H)-dione;(+)-7,7a-Dihydro-7aβ-Methyl-1,5(6H)-indandione;7a-Methyl-2,3,7,7a-tetrahydro-6H-indene-1,5-dione;(+)-7,7a-Dihydro-7α, β-methyl-1,5(6H)-indandione
CBNumber
CB0500373
Molecular Formula
C10H12O2
Formula Weight
164.2
MOL File
17553-86-5.mol
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(S)-(+)-2,3,7,7A-TETRAHYDRO-7A-METHYL-1H Property

Melting point:
57-64 °C
Boiling point:
231.67°C (rough estimate)
Density 
1.0041 (rough estimate)
refractive index 
1.5480 (estimate)
storage temp. 
Refrigerator
solubility 
Chloroform, Methanol
form 
Crystalline Powder, Crystals and/or Chunks
color 
White to yellow to beige
BRN 
1619112
CAS DataBase Reference
17553-86-5
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Safety

Hazard Codes 
Xn
Risk Statements 
22-36/37/38-43
Safety Statements 
26-36/37-39
RIDADR 
UN 2811 6.1/PG 3
WGK Germany 
1
HS Code 
29142900
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H301Toxic if swalloed

H315Causes skin irritation

H317May cause an allergic skin reaction

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
664073
Product name
(S)-(+)-2,3,7,7a-Tetrahydro-7a-methyl-1H-indene-1,5(6H)-dione
Purity
97%
Packaging
1g
Price
$42.36
Updated
2024/03/01
TRC
Product number
T295660
Product name
(S)-(+)-5,6,7,8-Tetrahydro-8-methylindan-1,5-dione
Packaging
1g
Price
$85
Updated
2021/12/16
TRC
Product number
T295660
Product name
(S)-(+)-5,6,7,8-Tetrahydro-8-methylindan-1,5-dione
Packaging
5g
Price
$305
Updated
2021/12/16
Matrix Scientific
Product number
089265
Product name
(7AS)-7a-Methyl-2,3,7,7a-tetrahydro-1H-indene-1,5(6H)-dione
Packaging
5g
Price
$238
Updated
2021/12/16
AK Scientific
Product number
5865AD
Product name
(7AS)-7a-Methyl-2,3,7,7a-tetrahydro-1H-indene-1,5(6H)-dione
Packaging
5g
Price
$379
Updated
2021/12/16
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(S)-(+)-2,3,7,7A-TETRAHYDRO-7A-METHYL-1H Chemical Properties,Usage,Production

Chemical Properties

White to beige crystalline powder

Uses

(S)-(+)-Hajos-Parrish diketone can be used as a reactant in:

  • The total synthesis of steroidal alkaloids cortistatins.
  • The stereoselective preparation of hydroanthracenol and related polycyclic compounds via Ti(Oi-Pr)4-promoted photoenolization Diels-Alder reaction.
  • The synthesis of γ,γ-disubstituted allyldiboron compounds by reacting with allylic 1,1-diboronate reagents via Cu-catalyzed borylation and 1,2-addition reaction.

Uses

An intermediate in the Indenedione preparation.

(S)-(+)-2,3,7,7A-TETRAHYDRO-7A-METHYL-1H Preparation Products And Raw materials

Raw materials

Preparation Products

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(S)-(+)-2,3,7,7A-TETRAHYDRO-7A-METHYL-1H Suppliers

Belgium 1 Canada 1 China 39 Germany 1 India 3 Switzerland 1 United Kingdom 2 United States 6 Global 54
J & K SCIENTIFIC LTD.
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010-82848833 400-666-7788
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86-10-82849933
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Meryer (Shanghai) Chemical Technology Co., Ltd.
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021-61259108 18621169109
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Nanjing Chemlin Chemical Co., Ltd
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025-83697070
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+86-25-83453306
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info@chemlin.com.cn
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China
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Chemsky（shanghai）International Co.,Ltd.
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021-50135380
Email
shchemsky@sina.com
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T&W GROUP
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Thermo Fisher Scientific
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cnchemical@thermofisher.com
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Shanghai T&W Pharmaceutical Co., Ltd.
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+86 21 61551611
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Shanghai Aladdin Bio-Chem Technology Co.,LTD
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18521735133 18521732826;
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021-50323701
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Amatek Scientific Co. Ltd.
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0512-56316828 4008675858
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+86-512-56316826
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sales@amateksci.com
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China
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Sigma-Aldrich
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021-61415566 800-8193336
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orderCN@merckgroup.com
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51471
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17553-86-5, (S)-(+)-2,3,7,7A-TETRAHYDRO-7A-METHYL-1HRelated Search:

3-Pyridinecarboxylic acid, 1,2,5,6-tetrahydro-1-methyl-, methyl ester, hydrobromide 1,2,3,9-TETRAHYDRO-3-[(2-METHYL-1H-IMIDAZOLE-1)METHYL]-4H-CARBAZOL-4-ONE,1,2,3,9-tetrahydro-3-[(2-methyl-1h-imidazole-1-yl)methyl]-4h-carbazol-4-one Poly(oxy-1,2-ethanediyl), .alpha.-(tetrahydro-2-furanyl)methyl-.omega.-hydroxy- Butanoic acid, (tetrahydro-2-furanyl)methyl ester Fursultiamine (n)-3,4,8,8a-tetrahydro-8a-methyl-1,6(2h,7h)-naphthalenedione N-((1,2,3,4-TETRAHYDRO-1-ISOQUINOLINYL)METHYL)BENZAMIDE Cyclohexanol, 4-methylene-3-[2-[tetrahydro-7a-methyl-1-(1,4,5-trimethyl-2-hexenyl)-4(3aH)-indanylidene]ethylidene]- (6CI) 2-Propenoic acid, 3-phenyl-, (tetrahydro-2-furanyl)methyl ester (3R)-cis-Tetrahydro-7a-methyl-3-phenylpyrrolo[2.1-b]oxazol-5(6H)-one Benzeneacetic acid, (tetrahydro-2-furanyl)methyl ester Diethyl-(6-chloro1,2,3,4-tetrahydro-2-carbazolyl)methyl-d3 Malonate 1,3-Isobenzofurandione, 3a,4,7,7a-tetrahydro-5-(4-methyl-3-pentenyl)- (3S)-cis-Tetrahydro-7a-methyl-3-(1-methylethyl)pyrrolo[2.1-b]oxazol-5(6H)-one (3R)-cis-Tetrahydro-7a-methyl-3-(1-methylethyl)pyrrolo[2.1-b]oxazol-5(6H)-one (3S)-cis-Tetrahydro-7a-methyl-3-phenylpyrrolo[2.1-b]oxazol-5(6H)-one 1,2-Benzenediol, 4-[[[(tetrahydro-2-furanyl)methyl]amino]methyl]- (9CI) 1H-Azepino(5,4,3-cd)indole, 3,4,5,6-tetrahydro-6-(2-methyl-1-propenyl) -, (-)-

  • (S)-7a-methyl-2,3,7,7a-tetrahydro-1H-indene-1,5(6H
  • AT-51114
  • 7a-methyl-2,3,7,7a-tetrahydro-1H-indene-1,5(6H)-di
  • AT-51113
  • (+)-7,7a-Dihydro-7aβ-Methyl-1,5(6H)-indandione
  • (7aS)-2,3,7,7a-Tetrahydro-7a-Methyl-1H-indene-1,5(6H)-dione
  • (S)-(+)-Hajos-Parrish Ketone
  • (S)-7a-Methyl-7,7a-dihydro-indan-1,5(6H)-dione
  • (S)-(+)-2,3,7,7a-Tetrahydro-7a-methyl-1H-indene-1,5(6H)-dione 97%
  • 7a-Methyl-2,3,7,7a-tetrahydro-6H-indene-1,5-dione
  • (S)-7a-Methyl-2,3,7,7a-tetrahydro-1H-indene-1,5(6H)-dione
  • PEFC-012
  • (S)-(+)-5,6,7,8-Tetrahydro-8-Methylindan-1,5-dione
  • (S)-(+)-2,3,7,7A-TETRAHYDRO-7A-METHYL-1H
  • (S)-(+)-2,3,7,7ALPHA-TETRAHYDRO-7ALPHA-METHYL-1H- INDENE-1,5(6H)-DIONE 90%
  • (+)-5,6,7,8-Tetrahydro-8-methylindan-1,5-dione, (S)-(+)-Hajos-Parrish diketone, (S)-Hajos dione, (S)-Hajos ketone, (S)-Hajos-Wiechert ketone, (+)-7,7a-Dihydro-7α, β-methyl-1,5(6H)-indandione
  • (S)-(+)-2,3,7,7a-Ttetrahydro-7a-methyl-1H- indene-1,5(6H)-dione, 90%
  • (S)-(+)-2,3,7,7a-Tetrahydro-7a-methyl-1H-indene-1,5(6H)-dione,90%
  • (+)-7,7a-Dihydro-7α, β-methyl-1,5(6H)-indandione
  • 1H-Indene-1,5(6H)-dione, 2,3,7,7a-tetrahydro-7a-methyl-, (7aS)-
  • (7aS)-7a-methyl-2,3,6,7-tetrahydroindene-1,5-dione
  • (+)-Hajos-Parrish ketone
  • 17553-86-5
  • Aromatics
  • Intermediate