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3,3-Diphenylpropyl isocyanate

Also known as: (3-isocyanato-1-phenylpropyl)benzene, Benzene, 1,1'-(3-isocyanatopropylidene)bis-, 3,3-Diphenylpropylisocyanate, 3,3-Diphenylpropyl isocyanate 97%, MFCD10566941

3,3-Diphenylpropyl isocyanate (CAS 41347-11-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C16H15NO and a molecular weight of 237.29600 g/mol. Key property: a melting point of 51-55ºC(lit.). It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed, H312 — Harmful in contact with skin and H315 — Causes skin irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
41347-11-9
Jingsj CID
J-1992537-2
Molecular Formula
C16H15NO
Molecular Weight
237.29600 g/mol
Category
Organic Acids
Last updated
8/21/2026
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Physicochemical Properties

Melting Point51-55ºC(lit.)
Exact Mass237.11500
PSA29.43000
LogP3.54440
Storage Conditions2-8℃

GHS Safety & Compliance

Irritant / Health HazardSignal word: Danger
  • H302 — Harmful if swallowed
  • H312 — Harmful in contact with skin
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H332 — Harmful if inhaled
  • H334 — May cause allergy or asthma symptoms if inhaled
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2929109000
Summary2929109000. other isocyanates. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 3,3-Diphenylpropyl isocyanate?

The CAS number of 3,3-Diphenylpropyl isocyanate is 41347-11-9.

What are the molecular formula and molecular weight of 3,3-Diphenylpropyl isocyanate?

3,3-Diphenylpropyl isocyanate has molecular formula C16H15NO and molecular weight 237.29600 g/mol.

Is 3,3-Diphenylpropyl isocyanate hazardous?

3,3-Diphenylpropyl isocyanate has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H312 — Harmful in contact with skin; H315 — Causes skin irritation.

What are the upstream and downstream products of 3,3-Diphenylpropyl isocyanate?

For 3,3-Diphenylpropyl isocyanate, Upstream Products: Bis(trichloromethyl) carbonate, 3,3-Diphenylpropylamine, Diphosgene.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "3,3-Diphenylpropyl isocyanate (CAS 41347-11-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1992537-2 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.