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In House Standard [1]Benzothiolo[3,2-B][1]Benzothiole CAS 248-70-4

In House Standard [1]Benzothiolo[3,2-B][1]Benzothiole CAS 248-70-4

  • In House Standard [1]Benzothiolo[3,2-B][1]Benzothiole CAS 248-70-4
In House Standard [1]Benzothiolo[3,2-B][1]Benzothiole CAS 248-70-4
Product Details:
Place of Origin: China
Brand Name: Guiding-Bio
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Detailed Product Description
Synonyms: [1]benzothieno[3,2-b]benzothiophene; [1]Benzothiopheno[3,2-b][1]benzothiophene; [1]Benzothieno[3,2-b][1]benzothiophene; Benzthieno[3,2-b]benzothiophene; (1)Benzothieno(3,2-b)(1)benzothiophene; CAS No.: 248-70-4
Molecular Formula: C14H8S2 Molecular Weight: 240.343
Density: 1.407g/cm3 Boiling Point: 432.3ºC At 760 MmHg
Flash Point: 162.1ºC
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In House Standard Api Intermediates


248-70-4 Api Intermediates

[1]benzothiolo[3,2-b][1]benzothiole,CAS 248-70-4



Standard: In-house standard

Identification: H-NMR spectrum should be in accordance with the standard

Purity: ≥98.0%


Package & Delivery


For 10kg or less: PTFE barrel
For 10-50kg: Solid: Two layers of PE bag with paper barrel/fiber barrel outside
Liquid: Plastic barrel or steel-plastic composite barrel under Nitrogenor Helium protection, if needed
Delivery:According to the specific requirement.By courier, by air or by sea on FOB, CIF, DAP basis is all workable
Regulation:Proper package and shipping guideline will be applied and strictly followed for any hazardous product

What We Deliver

Chemical products with high-quality and right chemistry

  • Expertise in custom synthesis and contract research, and an established track record of scaling up from gram to kilo and ton levels of production.
  • Project management system that adheres to product delivery within the scope, duration, budget, and quality parameters of clients

Technical & RA support & Compliance improvement

  • Support on technical package and registration dossiers
  • Full analytical support including LC/LC-MS, GC/GC-MS and NMR etc.
  • IP non-infringement support and the compliance program under confidential agreement, quality agreement or any specified supplying agreement.

In-law & In-time logistics approaches

  • Dedicated logistics team with a wealth of experience
  • Qualified third-party partners
  • High safety standard in line with national/international laws

Global Supply Chain Management Service

  • An open and intelligent sourcing report against each RFQ
  • Multi-functional cooperation contains but not limit to technology, compliance and quality issues
  • Due-diligence check to evaluate the sustainability and stability of the manufacturer
  • Occasional supply situation analysis report rooted in China

Risk management and uncertainties removal in SCM


In House Standard [1]Benzothiolo[3,2-B][1]Benzothiole CAS 248-70-4 0

In House Standard [1]Benzothiolo[3,2-B][1]Benzothiole CAS 248-70-4 1

In House Standard [1]Benzothiolo[3,2-B][1]Benzothiole CAS 248-70-4 2

Contact Details
Changzhou Guiding Bio-Tech. Co.,Ltd

Contact Person: Liya Liu

Tel: +86-519- 86686860

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