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MN(TMHD)3

CAS No.
14324-99-3
Chemical Name:
MN(TMHD)3
Synonyms
Mn(dpm)3;Tris(dipivaloylmethanato)manganese;Tris(2,2,6,6-tetramethyl-3,5-heptanedionato)manganese;manganic;MN(TMHD)3;anese(III);-3,5-heptanedionato)mang;Tris(2,2,6,6-tetramethyL;Shenvi Hydrogenation Catalyst;-3,5-heptanedionato)manganese(III)
CBNumber:
CB4241944
Molecular Formula:
C33H57MnO6
Molecular Weight:
604.74
MDL Number:
MFCD00269825
MOL File:
14324-99-3.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-04-24 14:58:17
Product description Number Pack Size Price
Tris(2,2,6,6-tetramethyl-3,5-heptanedionato)manganese(III) 97% 700223 1g $63.8
Tris(2,2,6,6-tetramethyl-3,5-heptanedionato)manganese(III) T4217 1G $87
Tris(2,2,6,6-tetramethyl-3,5-heptanedionato)manganese(III) T4217 5G $262
Tris(2,2,6,6-tetramethyl-3,5-heptanedionato)manganese(III), 99% [Mn(TMHD)3] 25-5000 1g $55
Tris(2,2,6,6-tetramethyl-3,5-heptanedionato)manganese(III), 99% [Mn(TMHD)3] 25-5000 5g $218

MN(TMHD)3 Properties

Melting point 165°C
Boiling point 255°C
storage temp. under inert gas (nitrogen or Argon) at 2-8°C
form crystal
color black
Hydrolytic Sensitivity 4: no reaction with water under neutral conditions
InChI 1S/3C11H20O2.Mn/c3*1-10(2,3)8(12)7-9(13)11(4,5)6;/h3*7,12H,1-6H3;/q;;;+3/p-3/b3*8-7-;
InChIKey ORZPLLPBZHORSD-LWTKGLMZSA-K
SMILES CC(C)(C)C(=O)\C=C(/O[Mn](O\C(=C/C(=O)C(C)(C)C)C(C)(C)C)O\C(=C/C(=O)C(C)(C)C)C(C)(C)C)C(C)(C)C
UNSPSC Code 12161600
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P264-P271-P280-P302+P352-P305+P351+P338
target organs Respiratory system
PPE dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36/37/39-36/37
WGK Germany  3
Storage Class 11 - Combustible Solids
Hazard Classifications Eye Irrit. 2
Skin Irrit. 2
STOT SE 3

MN(TMHD)3 price More Price(28)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 700223 Tris(2,2,6,6-tetramethyl-3,5-heptanedionato)manganese(III) 97% 14324-99-3 1g $63.8 2026-03-19 Buy
TCI Chemical T4217 Tris(2,2,6,6-tetramethyl-3,5-heptanedionato)manganese(III) 14324-99-3 1G $87 2026-03-19 Buy
TCI Chemical T4217 Tris(2,2,6,6-tetramethyl-3,5-heptanedionato)manganese(III) 14324-99-3 5G $262 2026-03-19 Buy
Strem Chemicals 25-5000 Tris(2,2,6,6-tetramethyl-3,5-heptanedionato)manganese(III), 99% [Mn(TMHD)3] 14324-99-3 1g $55 2024-03-01 Buy
Strem Chemicals 25-5000 Tris(2,2,6,6-tetramethyl-3,5-heptanedionato)manganese(III), 99% [Mn(TMHD)3] 14324-99-3 5g $218 2024-03-01 Buy
Product number Packaging Price Buy
700223 1g $63.8 Buy
T4217 1G $87 Buy
T4217 5G $262 Buy
25-5000 1g $55 Buy
25-5000 5g $218 Buy

MN(TMHD)3 Chemical Properties,Uses,Production

Uses

Catalyst for:

  • Intramolecular Diels-Alder reactions
  • Single electron donor for excess electron transfer studies in DNA
  • Enantioselective synthesis
  • Borylation reactions
  • Hydrohydrazination and hydroazidation
  • Oxidative carbonylation of phenol

reaction suitability

core: manganese
reagent type: catalyst

Synthesis

To a mixture of manganese (II) sulfate monohydrate (1.5 g, 9 mmol, 1.0 eq) and 2,2,6,6-tetramethyl-3,5-heptanedione (5.0 g, , 27 mmol, 4.0 eq) in water (30 mL) and methanol (6 mL) was added dropwise a concentrated ammonia solution (12 ) at room temperature. 27 mmol, 4.0 eq) in a mixture of water (30 mL) and methanol (6 mL) were added dropwise to a concentrated ammonia solution (12 ), resulting in an immediate decrease in the amount of ammonia in the mixture. mL), resulting in the immediate formation of a dark olive green/brown precipitate. The precipitate was filtered out, washed with water (3x10mL) and dried under vacuum for 24 hours to give Mn(dpm)3 (4.9 g, 90%). . X-ray mass crystals of the complex were obtained from isopropanol, which showed the structure to be tris(2,2,6,6-tetramethyl-3,5-heptenoic acid) manganese in yield (4.9 g, 90%).

MN(TMHD)3 Preparation Products And Raw materials

Raw materials

Preparation Products

MN(TMHD)3 Suppliers

Global( 92)Suppliers
Supplier Tel Email Country ProdList Advantage
Accela ChemBio Inc.
+1-858-6993322 info@accelachem.com United States 21193 58
CONIER CHEM AND PHARMA LIMITED
+8618523575427 sales@conier.com China 49977 58
Zhengzhou Alfa Chemical Co.,Ltd
+8618530059196 sale04@alfachem.cn China 9546 58
Hefei TNJ Chemical Industry Co.,Ltd.
+86-0551-65418671 +8618949823763 sales@tnjchem.com China 34563 58
Hunan russell chemicals technology co ltd
731-88557738 +8613739093081 sales01@russellchem.com CHINA 291 58
Xi'an MC Biotech, Co., Ltd.
029-89275612 +8618991951683 mcbio_sales@163.com China 2251 58
Labnetwork lnc.
+86-27-50766799 +8618062016861 contact@labnetwork.com China 19987 58
HANGZHOU LEAP CHEM CO., LTD.
+86-571-87711850 market18@leapchem.com China 24597 58
Hebei Chuanghai Biotechnology Co., Ltd
+8615531151365 mina@chuanghaibio.com China 18126 58
SUZHOU SENFEIDA CHEMICAL CO.,LTD
+86-0512-83500002 +8618662433356 3899766280@qq.com China 26362 58

MN(TMHD)3 Spectrum

MN(TMHD)3 TRIS(2,2,6,6-TETRAMETHYL-3,5-HEPTANEDIONATO)MANGANESE (III) Tris(2,2,6,6-tetramethyl-3,5-heptanedionato)manganese (III), (Mn(TMHD)3) TRIS(2,2,6,6-TETRAMETHYL-3,5-HEPTANEDIONATO)MANGANESE (III) 99% [MN(TMHD)3] Bis-(2,2,6,6-tetramethyl-3,5-heptandionato)manganese(II) Tris(2,2,6,6-tetramethyl-3,5-heptanedionate) manganese (III) Bis-(2,2,6,6-tetramethyl-3,5-heptandionato)manganese(III) Tris(2,2,6,6tetramethyl-3,5-heptanedionato)manganese(Ⅲ) Manganese tris(2,2,6,6-tetramethyl-3,5-heptanedionate) Tris(tetramethylheptanedionato)manganese Tris-(2,2,6,6-tetramethyl-3,5-heptanedionato-O,O'')-manganese 2,2,6,6-TetraMethyl-3,5-heptanedionate(III)Manganese MANGANESE(lll) 2,2,6,6-TETRAMETHYL-3,5-HEPTANEDIONATE Shenvi Hydrogenation Catalyst Manganese(III)tris(2,2,6,6-tetramethyl-3,5-heptanedionate) tris(((Z)-2,2,6,6-tetramethyl-5-oxohept-3-en-3-yl)oxy)manganese MANGANESE(III) 2,2,6,6-TETRAMETHYL-3,5-HEPTANEDIONATE -3,5-heptanedionato)mang anese(III) Tris(2,2,6,6-tetramethyL Tris[(2,2,6,6-tetramethyl-5-oxo-3-hepten-3-yl)oxy]manganese -3,5-heptanedionato)manganese(III) manganese(3+) ion tris(2,2,6,6-tetramethyl-5-oxohept-3-en-3-olate) Manganese,tris(2,2,6,6-tetramethyl-3,5-heptanedionato-kO3,kO5)-, (OC-6-11)- Tris(2,2,6,6-tetramethyl-3,5-heptanedionato)manganese Tris(dipivaloylmethanato)manganese Mn(dpm)3 Tris (2,2,6,6- tetramethyl -3,5- heptanedioic acid) manganese Manganese tetramethylheptanedionate(Mn(thd)3) manganic tris(2,2,6,6-tetramethylheptane-3,5-dione) manganic tris(2,2,6,6-tetramethylheptane-3,5-dione) tri(tetramethylheptyldione)manganese 14324-99-3 MnCH33CCOCHCOCCH333 C33H57MnO6 MnC11H19O23 ALD Precursors metal beta-diketonate complexes