PHOTOGRAPHY DYESTUFF

 

Product:                    Coumarin 7.

CAS #:                      27425-55-4.

Synonyms                    3-(2’-Benzimidazolyl)-7-N,N-Diethyl Amino Coumarin; Coumarin 7, Laser grade.

 

Molecular Formula:   C20H19N3O2.

Molecular Weight:    333.40.

 

Structural Formula:

 

 

Description:                Yellow to lemon yellow powder.

Melting Point:             232.0 to 233.0 °C.

Solubility:                   Soluble in Methanol and Dimethyl Formamide; Insoluble in water.

Optimum Lasing:        488 NM.

Fluorescence:              488 NM max. (in Methanol).

Absorption:                 437 NM max. (in Methanol).

Moisture:                     0.5% max.

Assay:                          99.0% min. (by UV-VIS)

 

Quantity Available:   500.0 kilos every month.

Packing:                       25.0 kilos net, new, polylined HDPE drums.

Delivery:                     4 to 6 weeks from receipt of confirmation.

Price:                            Available on request.

Payment:                      Negotiable.

 

 

Office:

15/605-606 Mayuresh C.H.S., Majaswadi MHADA Colony, Off Mahakali Caves Road, Andheri (East), Mumbai-400 093. India.

Tel.: ++91.22.2820.1198 · ++91.22.2821.5596

Fax: ++91.22.2820.1201

Email: sales@garudachem.com

 

Factory:

B-46 M. I. D. C. Industrial Estate, Lote-Parshuram, Tal.: Khed, Dist.: Ratnagiri. Maharashtra. India.

Tel.: ++91.2356.27.2157

Email: manufacturing@garudachem.com