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Changyu Group

Changyu Group
location Qingdao, China

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Our Products

We are leaders in the market for providing best range of 1,12-Dodecanediol 5675-51-4, Dimethyl Suberate 1732-09-8, Dimethyl Azelate 1732-10-1, 1,7-Heptanedioic acid 111-16-0 and 1,8-Octanedioic acid 505-48-6

1,12-Dodecanediol 5675-51-4

92 - 184 / kg Get Latest Price
  • Min. Order (MOQ) 1 kg
  • CAS No. 5675-51-4
  • Purity Purity: ≥99%
  • Country of Origin China
  • Form White Round Tablet
Qingdao Lilaifine chemical Co., Ltd(Est. 2003) is a high-tech leader in long-chain diols, dicarboxylic acids, and esters, serving global industries with 20+ years of specialized R&D and manufacturing excellence.
Core Offerings
Full C7-C14 Product Range:
Diols: 1, 2-Pentanediol, 1, 8-Octanediol, 1, 12-Dodecanediol (C7-C14 series)
Acids/Esters: Heptanedioic Acid, Octanedioic Acid, DAM (Dimethyl Dodecanedioate), and methyl/ethyl esters
Intermediates: Dibromoalkanes (C7-C13), Bromoalcohols (C7-C12), Methacrylate Monomers
Trusted by Global Giants:Exported to Japan, Korea, EU, USA ensuring ISO-certified quality and technical precision.
Why Choose Us?
20+ Years of Expertise: High-tech R&D with strict quality control (ISO 9001, ISO45001 and ISO 14001 certified)
Full Product Range: C7-C14 long-chain compounds for polymers, pharmaceuticals, and specialty additives
Custom Solutions: Tailored development for unique specifications, from R&D samples to bulk orders
Contact us for product details, samples, or technical discussions
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Dimethyl Suberate 1732-09-8

92 - 184 / kg Get Latest Price
  • CAS No. 1732-09-8
  • Purity Purity: ≥99%
  • Country of Origin China
  • State white round tablet
  • Cas Number 1732-09-8
2003 20
C7-C14
1, 2-1, 8-1, 12-C7-C14
/DAM/
C7-C13C7-C12
ISO
20ISO 9001ISO45001ISO 14001
C7-C14

Additional Information:

Payment Terms : D/P, T/T

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Dimethyl Azelate 1732-10-1

92 - 184 / kg Get Latest Price
  • Min. Order (MOQ) 1 kg
  • CAS No. 1732-10-1
  • Purity Purity: ≥99%
  • Country of Origin China
Qingdao Lilaifine chemical Co., Ltd(Est. 2003) is a high-tech leader in long-chain diols, dicarboxylic acids, and esters, serving global industries with 20+ years of specialized R&D and manufacturing excellence.
Core Offerings
Full C7-C14 Product Range:
Diols: 1, 2-Pentanediol, 1, 8-Octanediol, 1, 12-Dodecanediol (C7-C14 series)
Acids/Esters: Heptanedioic Acid, Octanedioic Acid, DAM (Dimethyl Dodecanedioate), and methyl/ethyl esters
Intermediates: Dibromoalkanes (C7-C13), Bromoalcohols (C7-C12), Methacrylate Monomers
Trusted by Global Giants:Exported to Japan, Korea, EU, USA ensuring ISO-certified quality and technical precision.
Why Choose Us?
20+ Years of Expertise: High-tech R&D with strict quality control (ISO 9001, ISO45001 and ISO 14001 certified)
Full Product Range: C7-C14 long-chain compounds for polymers, pharmaceuticals, and specialty additives
Custom Solutions: Tailored development for unique specifications, from R&D samples to bulk orders
Contact us for product details, samples, or technical discussions

Additional Information:

Payment Terms : D/P, T/T

View Complete Details

1,7-Heptanedioic Acid 111-16-0

92 - 184 / kg Get Latest Price
  • Min. Order (MOQ) 1 kg
  • CAS No. 111-16-0
  • Purity Purity: ≥99%
  • Form White Round Tablet
Qingdao Lilaifine chemical Co., Ltd(Est. 2003) is a high-tech leader in long-chain diols, dicarboxylic acids, and esters, serving global industries with 20+ years of specialized R&D and manufacturing excellence.
Core Offerings
Full C7-C14 Product Range:
Diols: 1, 2-Pentanediol, 1, 8-Octanediol, 1, 12-Dodecanediol (C7-C14 series)
Acids/Esters: Heptanedioic Acid, Octanedioic Acid, DAM (Dimethyl Dodecanedioate), and methyl/ethyl esters
Intermediates: Dibromoalkanes (C7-C13), Bromoalcohols (C7-C12), Methacrylate Monomers
Trusted by Global Giants:Exported to Japan, Korea, EU, USA ensuring ISO-certified quality and technical precision.
Why Choose Us?
20+ Years of Expertise: High-tech R&D with strict quality control (ISO 9001, ISO45001 and ISO 14001 certified)
Full Product Range: C7-C14 long-chain compounds for polymers, pharmaceuticals, and specialty additives
Custom Solutions: Tailored development for unique specifications, from R&D samples to bulk orders
Contact us for product details, samples, or technical discussions

Additional Information:

Payment Terms : D/P, T/T

View Complete Details

1,8-Octanedioic Acid 505-48-6

92 - 184 / kg Get Latest Price
  • Min. Order (MOQ) 1 kg
  • Purity Purity: ≥99%
  • CAS No. 505-48-6
  • Color White
Qingdao Lilaifine chemical Co., Ltd(Est. 2003) is a high-tech leader in long-chain diols, dicarboxylic acids, and esters, serving global industries with 20+ years of specialized R&D and manufacturing excellence.
Core Offerings
Full C7-C14 Product Range:
Diols: 1, 2-Pentanediol, 1, 8-Octanediol, 1, 12-Dodecanediol (C7-C14 series)
Acids/Esters: Heptanedioic Acid, Octanedioic Acid, DAM (Dimethyl Dodecanedioate), and methyl/ethyl esters
Intermediates: Dibromoalkanes (C7-C13), Bromoalcohols (C7-C12), Methacrylate Monomers
Trusted by Global Giants:Exported to Japan, Korea, EU, USA ensuring ISO-certified quality and technical precision.
Why Choose Us?
20+ Years of Expertise: High-tech R&D with strict quality control (ISO 9001, ISO45001 and ISO 14001 certified)
Full Product Range: C7-C14 long-chain compounds for polymers, pharmaceuticals, and specialty additives
Custom Solutions: Tailored development for unique specifications, from R&D samples to bulk orders
Contact us for product details, samples, or technical discussions

Additional Information:

Payment Terms : D/P, T/T

View Complete Details

Monomethyl Suberate 3946-32-5

92 - 184 / kg Get Latest Price
  • Country of Origin China
  • Colour White
  • CAS No. 3946-32-5
  • Purity Purity: ≥97%
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Azelaic Acid Monomethyl Ester

92 - 184 / kg Get Latest Price
  • CAS No. 2104-19-0
  • Purity Purity: ≥97%
  • Country of Origin China
  • Colour White
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Monomethyl Sebacate 818-88-2

92 - 184 / kg Get Latest Price
  • CAS No. 818-88-2
  • Purity Purity: ≥97%
  • Country of Origin China
  • Colour White
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Monomethyl Dodecanedioate 3903-40-0

92 - 184 / kg Get Latest Price
  • CAS No. 3903-40-0
  • Purity Purity: ≥97%
  • Country of Origin China
  • Colour White
View Complete Details

Monomethyl Tetradecanedioic 5024-21-5

92 - 184 / kg Get Latest Price
  • CAS No. 5024-21-5
  • Purity Purity: ≥97%
  • Country of Origin China
  • Colour White
View Complete Details
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