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Calcium bis[monoethyl(3,5-di-tert-butyl-4-hydroxylbenzyl)phosphonate]

CAS No.
65140-91-2
Chemical Name:
Calcium bis[monoethyl(3,5-di-tert-butyl-4-hydroxylbenzyl)phosphonate]
Synonyms
ANTIOXIDANT 1425;AO- WL;AO-1425;IRGANOX 1425;Sinanox? 1425;IRGANOX 1425 WL;Einecs 265-512-0;Antioxidant Sunoxy 1425;ylester,calciumsalt(2:1);ANTIOXIDANT 1425 (IRGANOX 1425)
CBNumber:
CB0730305
Molecular Formula:
C17H31CaO4P
Molecular Weight:
370.48
MDL Number:
MFCD00134698
MOL File:
65140-91-2.mol
MSDS File:
SDS
Last updated:2026-06-24 18:39:39

Calcium bis[monoethyl(3,5-di-tert-butyl-4-hydroxylbenzyl)phosphonate] Properties

Density 1.21[at 20℃]
Water Solubility 2.4g/L at 20℃
InChI InChI=1S/C17H29O4P.Ca.2H/c1-8-21-22(19,20)11-12-9-13(16(2,3)4)15(18)14(10-12)17(5,6)7;;;/h9-10,18H,8,11H2,1-7H3,(H,19,20);;;
InChIKey RYAZZVCANHQMQT-UHFFFAOYSA-N
SMILES C(C1C=C(C(C)(C)C)C(O)=C(C(C)(C)C)C=1)P(O)(=O)OCC.[Ca]
LogP -0.1 at 23℃
Indirect Additives used in Food Contact Substances CALCIUM BIS(MONOETHYL(3,5-DI-TERT-BUTYL-4-HYDROXYBENZYL)PHOSPHONATE)
CAS DataBase Reference 65140-91-2(CAS DataBase Reference)
FDA 21 CFR 178.2010
FDA UNII 9BO934602W
EPA Substance Registry System Phosphonic acid, [[3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl]methyl]-, monoethyl ester, calcium salt (2:1) (65140-91-2)

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H335
TSCA  TSCA listed
REACH Registrations Active

Calcium bis[monoethyl(3,5-di-tert-butyl-4-hydroxylbenzyl)phosphonate] price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Biosynth FC150093 Calcium bis[monoethyl(3,5-di-tert-butyl-4-hydroxylbenzyl)phosphonate] 65140-91-2 100g $203 2026-06-04 Buy
Biosynth FC150093 Calcium bis[monoethyl(3,5-di-tert-butyl-4-hydroxylbenzyl)phosphonate] 65140-91-2 250g $405 2026-06-04 Buy
Biosynth FC150093 Calcium bis[monoethyl(3,5-di-tert-butyl-4-hydroxylbenzyl)phosphonate] 65140-91-2 500g $610 2026-06-04 Buy
Biosynth FC150093 Calcium bis[monoethyl(3,5-di-tert-butyl-4-hydroxylbenzyl)phosphonate] 65140-91-2 1000g $1020 2026-06-04 Buy
aablocks AA0039KX Irganox 1425 95% 65140-91-2 1g $18 2026-05-28 Buy
Product number Packaging Price Buy
FC150093 100g $203 Buy
FC150093 250g $405 Buy
FC150093 500g $610 Buy
FC150093 1000g $1020 Buy
AA0039KX 1g $18 Buy

Calcium bis[monoethyl(3,5-di-tert-butyl-4-hydroxylbenzyl)phosphonate] Chemical Properties, Uses, Production

Uses

Calcium bis(ethyl 3,5-di-tert-butyl-4-hydroxybenzylphosphonate) is a versatile structural unit used as a reagent in organic synthesis. It is a useful scaffold for the preparation of complex compounds and fine chemicals. It is important in the synthesis of the antioxidant 1425 and in the preparation of thermoplastic polymer compositions.

Calcium bis[monoethyl(3,5-di-tert-butyl-4-hydroxylbenzyl)phosphonate] Preparation Products And Raw materials

Raw materials

Preparation Products

Global Suppliers ( 137)
Supplier Tel Email Country ProdList Advantage
Hubei ZhongKe XinChen Technology Ltd. 18827688560 starvips@qq.com China 29 58
XiaoGan ShenYuan ChemPharm co,ltd 15527621225; 15527621225 1791901229@qq.com China 6744 52
The future of Shanghai Industrial Co., Ltd. 021-61552785 sales@shshiji.com China 9531 55
Shanghai Meishui Chemical Technology Co., Ltd 021-60549325 18616193163 China 4518 56
AURORA CHEMICAL CO., LTD. +86 532 68629711 137 8060 5697 info@aurorachem.com China 87 58
Shanghai JONLN Reagent Co., Ltd. 400-0066400 13621662912 422131432@qq.com China 9970 55
Deltachem (Qingdao) Co., Ltd 18766299236 summerzhai@deltachem.net China 163 58
Finetech Industry Limited 027-87465837 19945049750 sales@finetechnology-ind.com China 9331 58
Hangzhou J&H Chemical Co., Ltd. 0571-87396432 sales@jhechem.com China 14905 59
Shanghai Yongye Biotechnology Co., Ltd. 86-021-61559134 15921386130 3423497944@qq.com China 8135 55

View Latest Price from Calcium bis[monoethyl(3,5-di-tert-butyl-4-hydroxylbenzyl)phosphonate] manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
ANTIOXIDANT 1425 pictures 2026-08-25 ANTIOXIDANT 1425
65140-91-2
$2.00-6.00 1kg 99% 100kg ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD
Calcium bis[monoethyl(3,5-di-tert-butyl-4-hydroxylbenzyl)phosphonate]  pictures 2026-08-20 Calcium bis[monoethyl(3,5-di-tert-butyl-4-hydroxylbenzyl)phosphonate]
65140-91-2
$1.10 1g 99.00% 100 Tons Min Dideu Industries Group Limited
ANTIOXIDANT 1425 pictures 2026-08-08 ANTIOXIDANT 1425
65140-91-2
99.0%min 200kg Hangzhou ICH Biofarm Co., Ltd
  • ANTIOXIDANT 1425 pictures
  • ANTIOXIDANT 1425
    65140-91-2
  • $2.00-6.00
  • 99%
  • ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD
calcium diethyl bis[[[3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl]methyl]phosphonate] CALCIUMBIS(MONOETHYL(3,5-DI-TERT-BUTYL-4-HYDROXYBENZYL)PHOSPHONATE) 3,5-DI-TERT-BUTYL-4-HYDROXYBENZYLPHOSPHONICACID,ETHYLESTER Calciumdiethylbis[[[3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl]methyl]phosphonat] Phosphonic acid, [[3,5-bis (1,1-dimethylethyl)-4-hydroxyphenyl]methyl]-, monoethyl ester, calcium salt ANTIOXIDANT 1425 (IRGANOX 1425) [3,5-Bis-(tert-butyl-4-hydroxyphenyl)-methylphosponic acid monoethyl ester Bis[ethoxy[4-hydroxy-3,5-bis(tert-butyl)benzyl]phosphinic acid] calcium salt Calcium bis[3,5-di(tert-butyl)-4-hydroxybenzyl(ethoxy) phosphinate] Einecs 265-512-0 Phosphonic acid, p-((3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl)methyl)-, monoethyl ester, calcium salt (2:1) calciuM (3,5-ditert-butyl-4-hydroxyphenyl)Methyl-e rosins and rosin esters, resins, adhesives, petroleuM oil and waxes. AO- WL AO-1425 Calcium ethyl 3,5-di-tert-butyl-4-hydroxybenzylphosphonate calcium bis[monoethyl(3,5-di-tert-butyl-4-hydroxylbenzyl)phosphonate] IRGANOX 1425 IRGANOX 1425 WL Ethyl3,5-di-tert-butyl-4-hydroxybenzylphosphonate,calciumsalt Phosphonicacid,[[3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl]methyl]-,monoethylester,calciumsalt(2:1) ylester,calciumsalt(2:1) Calcium bis[monoethyl(3,5-di-tert-butyl-4-hydroxylbenzyl)phosphonate] ISO 9001:2015 REACH Antioxidant Sunoxy 1425 3,5-di-tert-butyl-4-hydroxybenzylphosphonic acid, monoethyl ester, calcium salt Calcium bis[monoethyl(3,5-di-tert-butyl-4-hydroxylbenzyl)pho... High purity CAS 65140-91-2 Calcium bis[monoethyl(3,5-di-tert-butyl-4-hydroxylbenzyl)phosphonate] in stock Calcium ethyl (3,5-di-tert-butylbenzyl)phosphonate Sinanox? 1425 Bis(3,5-di-tert-butyl-4-hydroxybenzyl-monoethyl-phosphonate) calcium (3,5-ditert-butyl-4-hydroxyphenyl)methyl-ethoxyphosphinic acid (3,5-ditert-butyl-4-oxidophenyl)methyl-ethoxyphosphinate ANTIOXIDANT 1425 65140-91-2 2C17H28O4PCa C17H29O4P12Ca C34H58O8P2Ca C34H56CaO8P2 Organics